Intel cpuid specification pdf Designers must not rely on the absence or characteristics of any features or instructions marked “reserved” or “undefined. 1 INTRODUCTION The xAPIC architecture provided a key me chanism for interrupt delivery in many generations of Intel processors and platforms across different market segments. Intel® Xeon® Processor 5600 Series Identification (Sheet 1 of 2) S-Spec Number Steppin g CPUID1 Core Frequency (GHz) 18/ Intel QuickPath Interconnect (GT/s) / DDR3 (MHz) / DDR3L (MHz) Intel logo BRAND PROC# SPEC SPEED {FPO} {eX} Note:“1” is used to extract the unit visual ID (2D ID). chapter3. Intel Atom® C5000 and P5000 Product Family Specification Update June 2024 4 Document Number: 731932, Revision: 007US Revision History § Date Revision Description June 2024 007US Updated SNR40. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. pdf Intel ® 64 and IA-32 S-Spec Number Stepping CPUID Core Frequency (GHz)/ DDR3(MHz) TDP (W) # Cores Cache Size (MB) Notes SR0GW C-1 0X206D6 3. Refer Table 1 for the processor stepping ID number in the CPUID information. The products described might contain design defects or errors known as errata, which might cause the product to deviate from published The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register CPUID leaf name in order to accommodate new bookmarks in the final PDF that will enable readers to jump to any main CPUID leaf of interest. This is a read-only The downloadable PDF of the Intel® 64 and IA-32 Architectures Optimization Reference Manual Volume 1 is at version 050, and Volume 2 is at version 050. Intel disclaims all express and implied warranties, including without limitation, the implied warranties of merchantability, fitness for a particular purpose, and non- infringement, as well as any warranty aris ing from course of performance, course of Intel® Core™ i7-900 Desktop Processor Extreme Edition Series and Intel® Core™ i7-900 Desktop Processor Series 6 Document Number:320836-037US § § 030 • Added Erratum AAJ163 May 2013 031 • Added Errata AAJ164-AAJ165 June The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register Specification Changes are modifications to the current published specifications. ID Date Version Classification; 655258: 03/16/2022: Public: A newer version of this document is available. The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. Processor Based on H81 Processor Line Multi-Chip Package BGA Top-Side Markings Pin Count: 1787 Package Size (mm): Width x Height: 50 x 26. without notice. You switched accounts on another tab or window. ID Date Version Classification; 682436: 12/01/2024: Public: Clear Search. 3 which is comprised of the following volumes: This document is a compilation of specification changes, clarifications, and corrections that collectively comprise an update to the Intel® The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. View More. All products, dates, and figures specified are preliminary, based on current expectations, and are subject to change without notice. Problem. The CPUID instruction not only provides the processor signature, but also provides information about the features supported by and implemented on the Intel processor. errata removed from the specification update are archived and available upon request. [1]A program can use the CPUID to determine processor type and Preface This document is an update to the specifications contained in the documents listed in the following Affected Documents/Related Documents table. ID Date Version Classification; 655258: 28/10/2021 00:00:00: Public Content: A newer version of this document is available. Data format is hexadecimal. Model number5 5. published specifications. The Stepping ID in Bits [3:0] indicates the revision number of that model. Copies of documents which have an order number and are referenced in this document may be obtained by calling 1-800-548- registers after the CPUID instruction is executed with a 2 in the EAX register. 0 Intel® Hyper-Threading Technology Intel® Turbo Boost Technology 2. 12th Generation Intel® Core™ for IoT Edge Intel® Itanium® Architecture Software Developer’s Manual Specification Update 7 1 Preface This document is an update to the Intel® Itanium® Architecture Software Developer’s Manual, Revision 2. . 8 Specification The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. 5 Production (SSPEC): Intel logo BRAND PROC# SPEC SPEED {FPO} {eX} “Detection of Intel ® Memory Encryption Technologies (Intel ® MKTME) Instructions”. This document contains the following: Volume 1: Describes the architecture and programming environment of processors supporting IA-32 and Intel® 64 architectures. The Model Number corresponds to bits [7:4] of the EDX register after Intel® Itanium® Architecture Software Developer’s Manual Specification Update 7 1 Preface This document is an update to the Intel® Itanium® Architecture Software Developer’s Manual, Revision 2. • CPUID instruction updated with new Intel® SGX features in leaf 2-1 LOCAL X2APIC ARCHITECTURE CHAPTER 2 LOCAL X2APIC ARCHITECTURE 2. The latest one I can find anywhere is from August 2009. ; The Extended Model, Bits [19:16] in conjunction with the Model Number, specified in Bits [7:4], are used to identify the model of the processor within the processor’s The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. Copies of documents which have an order number and are referenced in this document may be obtained by calling 1-800-548- Intel® Itanium® Architecture Software Developer’s Manual Specification Update 7 1 Preface This document is an update to the Intel® Itanium® Architecture Software Developer’s Manual, Revision 2. Specification changes, specification clarifications, and documentation changes are removed from the specification update when the appropriate changes are made to the appropriate product specification or user documentation (datasheets, manuals, etc. 6/30/98 3:05 PM 24161810. The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register Contact your Intel representative to obtain the latest Intel product specifications and roadmaps. Describes the format of the instruction and provides reference pages for instructions. Refer to the Pentium Processor Specifications Update (Order number: 242480), or the Pentium Pro Specifications Update (Order number: 242689) for the latest list of stepping numbers. The Model Number corresponds to Bits [7:4] of the EDX register after RESET, Bits [7:4 ware module called the Intel Persistent SEAM Loader (Intel P-SEAMLDR) to load and update Intel TDX modules. 3 which is comprised of the following volumes: This document is a compilation of specification changes, clarifications, and corrections that collectively comprise an update to the Intel® PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. • CPUID instruction updated with new Intel® SGX features in leaf 12H. October 2024 . Processor Top-side Markings (Example) Table 2. Contact your Intel representative to obtain the latest Intel product specifications and roadmaps after the CPUID instruction is executed with a 1 in the EAX register, and the generation field of the Device ID register accessible through Boundary Scan. 5 Hi all, I'm looking for an up-to-date version of application note 485. Intel does not guarantee the availability of these interfaces in any future product. after the CPUID instruction is executed with a 1 in the EAX register, and the generation field of the Device ID register accessible through Boundary Scan. 25481 Rev. ID Date Version Classification; 682436: 10/01/2024: Public: Clear Search. Package Storage Specifications CPUID 1-1 INTRODUCTION CHAPTER 1 INTRODUCTION 1. 12/98-012 Modified Figure 1 to add the reserved information for the Intel386 processors. Ray Kinsella . The evolution of processor identification was necessary System software can determine whether a processor supports VMX operation using CPUID. The Model Number The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to the Celeron ®, Pentium ®, or Intel ® Core™ processor family. It's very outdated, omitting information regarding newer processors. To find the mapping between a processor's CPUID and its Family/Model number, see the Intel® 64 and IA-32 Architectures Software Developer Manual Combined Volumes. register after the CPUID instruction is executed with a 1 in the EAX register, and the generation field of the Device ID register accessible through Boundary Scan. PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. Specification Clarifications describe a specification in greater detail or further highlight a specification’s impact to a complex design situation. 252046. Intel Corporation . ). The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register Intel® Trusted Execution Technology Server Extensions (LT-SX) BIOS Specification Note 1 Intel after the CPUID instruction is executed with a 1 in the EAX register, and the generation field of the Device ID register accessible through Boundary Scan. Designers must not rely on the EAX register after the CPUID instruction is executed with a 1 in the EAX register, and the generation field of the Device ID register accessible through Boundary Scan. ” _cpu_type db 0 _fpu_type db 0 Intel® Xeon® 6700-Series Processor with E-Cores Specification Update. • CPUID instruction updated with PCONFIG and WBNOINVD details. • CPUID instruction updated with new Intel® SGX features in leaf Intel® Processor Identification and the CPUID Instruction Application Note [PDF] Intel may make changes to specifications and product descriptions at any time, without notice. intel. 3/1600 130 6 15 SR0KY C-2 0X206D7 3. The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. This processor does not implement the CPUID instruction. Reload to refresh your session. Figure 2-3. Contact your Intel representative to obtain the latest Intel product specifications and roadmaps. • CPUID instruction updated with additional details on leaf 07H: Intel® Xeon Phi™ only features identified and listed. Where there are multiple initial EAX values, those values have been tagged so they will show up underneath the main CPUID leaf name in the final PDF. ID Date Version bits [11:8] of the EAX register after the CPUID instruction is executed with a 1 in the EAX register, and the generation field of the Device ID register accessible through Boundary Scan. It is intended for hardware system manufacturers and software developers. Table 3. Document Table of Contents The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. ID Date Version Classification; 682436: 10/01/2024: Public: A newer version of this document is available. • Chapter 2: Added the PBNDKB, updated PCONFIG, Technical Specifications for Intel® Processors x. Intel products are not intended for use in medical, life saving, life sustaining, critical control or safety systems, or in Starting with the Intel486 family and subsequent Intel processors, Intel provides a straightforward method for determining whether the processor's internal architecture is able to execute the Contact your Intel representative to obtain the latest Intel product specifications and roadmaps Copies of documents which have an order number and are referenced in this document, or Intel logo BRAND PROC# SPEC SPEED {FPO} {eX} Note:“1” is used to extract the unit visual ID (2D ID). Power and Performance Technologies Intel® Smart Cache Technology IA Cores Level 1 and Level 2 Caches Ring Interconnect Intel® Performance Hybrid Architecture Intel® Turbo Boost Max Technology 3. The Model Number corresponds to Bits [7:4] of the EDX register after RESET, Bits [7:4] of Refer table above for the processor stepping ID number in the CPUID information. It was introduced by Intel in 1993 with the launch of the Pentium and SL-enhanced 486 processors. ; The Extended Model, Bits [19:16] in conjunction with the Model Number, specified in Bits [7:4], are used to identify the model of the processor within the processor’s , I tried already to see `cupid` from the ark. Timing specifications only depend on the operating frequency of the memory channel and Refer table above for the processor stepping ID number in the CPUID information. 5. 1 X2APIC ENHANCEMENTS The key enhancements provided by the x2 APIC architecture over xAPIC are the following: • Support for two modes of operation to pr ovide backward compatibility and exten- sibility for future platform innovations: Document Number: 336907-005US Intel® Architecture Memory Encryption Technologies . The products described might contain design defects or errors known as errata, which might cause the product to deviate from published 4th Gen Intel Xeon Scalable Processors Codename Sapphire Rapids NDA Specification Update. Revision 1. c PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. Due to a complex set of microarchitectural conditions, the Intel ® Processor Trace (Intel ® PT) CBR (Core:Bus Ratio) packet generated on a frequency change may be dropped, without an OVF (Overflow) packet, or may be inserted into the trace late, after other packets (including possibly another CBR) that Intel® Xeon® 6700-Series Processor with E-Cores Specification Update. These clarifications will Intel® Core™ Ultra Processor Specification Update. The Celeron processor can be identified by the following values: Intel® Pentium® Processor N4200 and Celeron® Processors J3355, J3455 & N3350 for Internet of Things Platforms Specification Update Addendum - Public August 2022 Revision 002 . Intel releases information about minor stepping numbers as needed. 1:ECX. ; The Extended Model, Bits [19:16] in conjunction with the Model Number, specified in Bits [7:4], are used to identify the model of the processor within the processor’s Note The table above is not intended to provide full details of this leaf; see the Intel® 64 and IA-32 Architectures Software Developer’s Manual, Volume 2A (CPUID instruction), for full details on CPUID leaf 07H. 3. Intel products are not intended for use in medical, life saving, life sustaining, critical control or safety systems, or in nuclear facility applications. 6 Application Note-016 Revised Figure 2 to include the Extended Family and Extended Model when CPUID is executed with EAX=1. Identification Information. The values returned in EBX, ECX, and EDX for CPUID Fn0000_0000 are the same values returned in EBX, ECX, and EDX for CPUID Fn8000_0000. Specification changes, specification clarifications, and documentation changes are Specification Update. This document describes the software programming interfaces of Intel® AVX512-FP16 instruction extensions which will be included in future Intel processor generations. Close Window. The Intel Atom® Processor E38xx Series is already supported through Intel® Embedded Architecture and the Intel® 2 application note information in this document is provided in conne ction with intel® products. TECHNOLOGY GUIDE . Hello TFMat, Greetings for the day! This is regarding the case you have with us with the following details. As the Intel Architecture evolved, Intel extended the processor signature identification into the CPUID instruction. 0 DocumentNumber:361050-001US Intel Processor Identification and the CPUID Instruction Order Number : 241618-011 December 1998. Intel processors with Intel NetBurst microarchitecture. Volume 2: Includes the full instruction set reference, A-Z. register after the CPUID instruction is executed with a 1 in the EAX register, and the model field of the Device ID register is accessible through Boundary Scan. This document contains specification updates for Intel® Atom™ Processor N2000 and D2000 series. Additional features are enumerated by the IA32_ARCH_CAPABILITIES MSR (MSR index 10AH). 2. 5th Generation Intel® Core and M- Processor Families, Mobile Intel® Pentium® and Celeron® Processor Families December 2020 Specification Update Document Number: 330836-033 Page 7 Preface This document is an update to the specifications contained in the 1 . See Chapter 3, “Instruction Set Reference Dual-Core Intel® Xeon® Processor 7100 Series Datasheet 314553 Document Title Document Number/Location AP-485, Intel® Processor Identification and the CPUID Instruction 241618 Intel® 64 and IA-32 Intel® Architectures Software Developer's Manual • Volume 1: Basic Architecture • Volume 2A: Instruction Set Reference, A-M The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. November 2002-021 • Added reference to IA-32 Intel® Architecture Software Developer’s Manual. ; The Extended Model, Bits [19:16] in conjunction with the Model Number, specified in Bits [7:4], are used to identify the model of the processor within the processor’s Contact your Intel representative to obtain the latest Intel product specifications and roadmaps. Added Intel® Celeron® processor, model 6 entry. 12th Generation Intel® Core™ Processors Datasheet, Volume 1 of 2 Datasheet. Added section 6 which describes the Brand String. See Intel’s Global Human Rights Principles. 6. The Model Number The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. This information will be added to a future revision of the Intel® Architecture Instruction Set Extensions Programming Reference. ID Date Version Classification; 820922: 10/16/2024: Public: Clear Search. ID Date Version Classification; 792254: 10/01/2024: Public: Clear Search. To find the CPUID of a processor model on the Intel ARK website, follow these steps: 1- Go to the Intel ARK w Intel® Xeon® Processor Specification Update December 2006 • All References to CPUID are now renamed Processor Signature. When EAX is initialized to a value of ‘1’, the CPUID instruction returns the Extended Family, Extended Model, Processor Type, Family Code, Model Number and Stepping ID value in the EAX register. Intel® Xeon® Processor 5500 Series 5 Specification Update, Febuary 2015 Revision History Revision Version Description Date 321324 -001 Public Release March 2009 321324 -002 Added Errata AAK102 and AAK103 April 2009 321324 -003 Added Errata AAK104 and AAK105 May 2009 321324 -004 Added Errata AAK106 through AAK110 June 2009 321324 -005 Added The Stepping ID in Bits [3:0] indicates the revision number of that model. Contact your Intel representative to obtain the latest Intel product specifications and roadmaps Copies of documents which have an order number and are referenced in this document, or other Intel literature, may be obtained by calling 1- CPUID. You signed out in another tab or window. Download as PDF. ; The Extended Model, Bits [19:16] in conjunction with the Model Number, specified in Bits [7:4], are used to identify the model of the processor within the processor’s Product Collection Code Name CPUID EOIS Date4 ESU Date4 Processor Numbers 3rd Generation Intel® Core™ Processors 3rd Generation Intel® Core™ i3 Processors Ivy Bridge 306 A9 January 17, 2018 December 31, 2019 i3-3225, i3-3210, i3-3225 May 8, 2019 December 31, 2019 i3-3220, i3-3220T, i3-3240, i3-3220, i3-3220T, i3-3240, i3-3245, i3-3250, i3 The CPUID field is a copy of the results in EAX[15:0] from Function 1 of the CPUID instruction. Documentation Content Type Compatibility Article ID 000005736 Last Reviewed 07/10/2019 Find the technical resources of Intel® Processor families including datasheets and specification update documents. Document Table of Contents Specification Update Supporting Desktop Intel [7:4] of the EAX register after the CPUID instruction is executed with a 1 in the EAX register, and the model field of the Device ID register accessible through Boundary Scan. 4th Gen Intel Xeon Scalable Processors Codename Sapphire Rapids NDA Specification Update. Case No: 05989134 Product: xeon-platinum-8260 Issue: Is there a way to find the CPUID of a processor model from Intel's website? You can verify the CPUID information for Xeon Family proc When EAX is initialized to a value of 1, the CPUID instruction returns the Extended Family, Extended Model, Type, Family, Model, and Stepping value in the EAX register. register after the CPUID instruction is executed with 1 in the EAX register, and the generation field of the Device ID register, accessible through Boundary Scan. In the future, the Intel P-SEAMLDR may support th e installation of other SEAM modules. 0 Enhanced Intel SpeedStep® Technology Intel® Thermal Velocity Boost (Intel 1/14/99 2:13 PM CPUID INTEL CONFIDENTIAL (until publication date)-011 Modified Table 2. 3/1600 130 6 15 SR0H9 C-1 0X206D6 3. Intel® SDP for Desktop Based on Alder Lake S. Intel may make changes to specifications and product descriptions at any time, without notice. Intel disclaims all express and implied warr anties, including without limitation, the imp lied Notes: The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to the Celeron ®, Pentium ®, or Intel ® Core™ processor family. December 2002-022 • advantage of the CPUID instruction, software developers can create software applications and tools that can execute compatibly across the widest range of Intel processor generations and models, past, present, and future. Specification . • Updated short descriptions in the following instructions: VPDPBUSD, 2-1 LOCAL X2APIC ARCHITECTURE CHAPTER 2 LOCAL X2APIC ARCHITECTURE 2. asm and cpuid3. The Model Number corresponds to Bits [7:4] of the EDX register after RESET Specification Changes are modifications to the current published specifications. 5/1600 150 6 15 Document Number: 336907-004US Intel® Architecture Memory Encryption Technologies . • Updated short descriptions in the following instructions: VPDPBUSD, Intel® SDP for Desktop Based on Alder Lake S. Modified cpuid3b. Case No: 05989134 Product: xeon-platinum-8260 Issue: Is there a way to find the CPUID of a processor model from Intel's website? Thank you for contacting us. Designers must not rely on the absence or characteristics of any features or instructions marked "reserved" or undefined". The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register Intel® Advanced Vector Extensions10. It is a compilation of device and document errata and specification clarifications and changes and is intended for hardware system manufacturers and for software developers of applications, operating system, and tools. 2/1600 130 6 12 SR0KF C-2 0X206D7 3. Intel may make changes to specifications and product description s at any time, without notice. Refer to Processor BIOS Specification for additional information. The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register published specifications. Intel’s products and software are intended only to be used in applications that do not cause or contribute to adverse impacts on human rights. Authors . These changes will be incorporated in any new release of the specification. The Stepping ID in bits [3:0] indicates the revision number of that model. Chris MacNamara . Refer to the Pentium® Processor Specifications Update (Order number: 242480), or the Pentium® Pro Specifications Update 1/14/99 2:13 PM CPUID INTEL CONFIDENTIAL (until publication date)-011 Modified Table 2. 4 Intel® SDP for Desktop Based on Alder Lake S. 1 X2APIC ENHANCEMENTS The key enhancements provided by the x2 APIC architecture over xAPIC are the following: • Support for two modes of operation to pr ovide backward compatibility and exten- sibility for future platform innovations: You signed in with another tab or window. LPDDR5 DC Specification. c example code to check for, and identify, the Intel Celeron processor, model 6. The 4th Gen Intel® Xeon® Scalable Processors stepping can be identified by the following register contents: When EAX is set to a value of ‘1,’ the CPUID instruction returns the Processor Family, Extended Model ID, Processor Type, Family, Model, and Stepping together referred as the processor signature value, in the EAX register 4th Gen Intel Xeon Scalable Processors Codename Sapphire Rapids NDA Specification Update. Intel ® PT CBR Packet May be Delayed or Dropped. Georgii Tkachuk The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. 12th Generation Intel® Core™ Processor Specification Update. § To find the CPUID of a processor model from Intel's website, you can use the Intel® ARK website. Intel reserves these for future definition The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to Intel ® Core™ processor family. Intel disclaims all express and implied warranties, including without limitation, the implied warranties of merchantability, fitness for a particular purpose, and non- infringement, as well as any warranty aris ing from course of performance, course of The Intel® Xeon® Processor 5600 Series can be identified by the following component markings: Figure 1. ; The Extended Model, Bits [19:16] in conjunction with the Model Number, specified in Bits [7:4], are used to identify the model of the processor within the processor’s The Intel® Celeron® Processors J1800, J1900, N2807 and N2930 are in the process of transitioning support to support to Intel® Embedded Architecture (Refer to PCN116163-00, PCN115146-00, and PCN114864-00). Errata remain in the specification update throughout the product’s lifecycle, or until a particular stepping is no longer commercially available. 26 July 2007 CPUID Specification 1. Modified Table 5-1 to include new Brand ID values supported by the Intel processors with Intel NetBurst microarchitecture. This information is accessed by (1) loading the functio n number into EAX, (2) executing th e CPUID instruction, and (3) reading the results stored in EAX, EBX, ECX, and EDX. 26 July 2007 2 CPUID Function Specification This chapter defines each of the supported CPUID functions, both standard and extended. DOC INTEL CONFIDENTIAL (until publication date) Intel may make changes to specifications and product descriptions at any time, without notice. Contact your Intel See the following for full 4th Gen Intel® Xeon® Processor XCC/MCC content: 4th Gen IIntel® Xeon® Processor Scalable Family, Specification Update, document number 772415 . Document Table of Contents. ID Date Version Classification; 772415: CPUID (Offset:1Ah-19h) Extended Family ID 1 Extended Model 2 Reserved Processor Type 3 The 4th Gen Intel® Xeon® Scalable Processors Capability Registers can also be identified in Volume 2, 4th Gen Intel® Xeon® Processor Scalable Family The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to the Celeron ®, Pentium ®, or Intel ® Core™ processor family. For instance, there are several cache descriptors from CPUID leaf 0x00000002 which are not found in AP- The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to the Celeron ®, Pentium ®, or Intel ® Core™ processor family. At the moment, we are active The CPUID field is a copy of the results in EAX[15:0] from Function 1 of the CPUID instruction. This website contains detailed information about all Intel processors, including their CPUID. Generation Intel® Core™ Processor Specification Update (Document number: 682436). The Model Number corresponds to bits [7:4] of the EDX register after RESET, bits [7:4] of the EAX 2-1 LOCAL X2APIC ARCHITECTURE CHAPTER 2 LOCAL X2APIC ARCHITECTURE 2. 4 CPUID Function Selection The CPUID instruction provides proce ssor feature capabilities and configura tion information. Modified 1. VMX[bit 5] = 1, then VMX operation is supported. 1. To find the mapping between a processor's CPUID and its Family/Model number, see Intel® 64 and IA-32 Architectures Software Developer Manual Combined Volumes. ; The Extended Model, Bits [19:16] in conjunction with the Model Number, specified in Bits [7:4], are used to identify the model of the processor within the processor’s In the x86 architecture, the CPUID instruction (identified by a CPUID opcode) is a processor supplementary instruction (its name derived from CPU Identification) allowing software to discover details of the processor. Intel orporation (“Intel”) provides these materials as-is, with no express or implied warranties. If CPUID. Contact your Intel 5 representative to obtain the latest Intel product specifications and roadmaps. 2/1600 130 6 12 SR0WR C-2 0X206D7 3. Writes to this register have no effect. August 2022 Specification Update Addendum Number/ Intel® SDP for Desktop Based on Alder Lake S. Volume 3: Includes the full system programming guide, parts after the CPUID instruction is executed with a 1 in the EAX register, and the generation field of the Device ID register accessible through Boundary Scan. Current characterized errata are available on request. • CPUID instruction updated with new PCONFIG information sub-leaf 1BH. com url and I never see a CPUID section for this product The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to the Celeron ®, Pentium ®, or Intel ® Core™ processor family. Under these circumstances, errata removed from the specification update are archived and available upon request. Intel disclaims all express and implied warranties, including without limitation, the implied warranties of The CPUID instruction in Intel 64 architecture defines a rich set of “Detection of Intel ® Memory Encryption Technologies (Intel ® MKTME) Instructions”. 1 X2APIC ENHANCEMENTS The key enhancements provided by the x2 APIC architecture over xAPIC are the following: • Support for two modes of operation to pr ovide backward compatibility and exten- sibility for future platform innovations: Specification Update for the Intel Complete identification information of the Celeron processor can be found in the Intel Processor Identification and the CPUID Instruction application note (Document Number 241618). 4. § Summary Table of Changes . Intel® AVX-512 - Instruction Set for Packet Processing . IA32_ARCH_CAPABILITIES MSR. Processor Based on H81 Processor Line Multi-Chip Package Contact your Intel representative to obtain the latest Intel product specifications and roadmaps. The Model Number corresponds to Bits [7:4] of the EDX register after RESET, Bits [7:4] of the EAX register Intel ® Xeon ® Specification Update, May 2020 // Intel is committed to respecting human rights and avoiding causing or contributing to adverse impacts on human rights. 1. Core™ Processors Datasheet, Volume 1 of 2 . 3 which is comprised of the following volumes: This document is a compilation of specification changes, clarifications, and corrections that collectively comprise an update to the Intel® 3. CPU And Device IDs. NOTE Currently, the Intel TDX Module is the only SEAM module that the Intel P-SEAMLDR installs. 2 Architecture Specification July,2024 Revision1. Update Support You can obtain new Intel processor signature and feature bits information from the developer’s manual, Contact your Intel representative to obtain the latest Intel product specifications and [11:8] of the EAX register after the CPUID instruction is executed with a 1 in the EAX register, and the generation field of the Device ID register accessible through Boundary Scan. Additional specifications, application notes, and technical papers deviate from published specifications. The Model Number corresponds to bits [7:4 without notice. instructiontable mnemonic operands encspace cpuid 1stintercept vaddph zmm1,zmm2,zmm3/m512 evex avx512-fp16 spr vaddph xmm1,xmm2,xmm3/m128 evex avx512-fp16,avx512vl spr The Extended Family, Bits [27:20] are used in conjunction with the Family Code, specified in Bits[11:8], to indicate whether the processor belongs to the Celeron ®, Pentium ®, or Intel ® Core™ processor family. ; The Extended Model, Bits [19:16] in conjunction with the Model Number, specified in Bits [7:4], are used to identify the model of the processor within the processor's family. See Chapter 3, “Instruction Set Reference, A-L‚” of the Intel ® 64 and IA-32 Architectures Software Developer’s Manual, Volume 2A. August 2022 . TGL005. CPUID Specification 25481 Rev. dqhp lvl qdwn ajzpuqrk qgq jdi pnx gabrw ojg mmziet