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Essentials
Product Collection
Vertical Segment
Processor Number
Lithography
Product Collection
 Intel® Core™ X-series Processors Intel® Core™ X-series Processors
Vertical Segment
 Desktop Desktop
Processor Number
 i9-7900X i9-10920X
Lithography
 14 nm 14 nm
Product Collection
 Intel® Core™ X-series Processors Intel® Core™ X-series Processors
Vertical Segment
 Desktop Desktop
Processor Number
 i9-7900X i9-10920X
Lithography
 14 nm 14 nm
CPU Specifications
Total Cores
Total Threads
Max Turbo Frequency
Intel® Turbo Boost Max Technology 3.0 Frequency ‡
Processor Base Frequency
Cache
Bus Speed
# of QPI Links
TDP
Total Cores
 10 12
Total Threads
 20 24
Max Turbo Frequency
 4.30 GHz 4.60 GHz
Intel® Turbo Boost Max Technology 3.0 Frequency ‡
 4.50 GHz 4.80 GHz
Processor Base Frequency
 3.30 GHz 3.50 GHz
Cache
 13.75 MB L3 Cache 19.25 MB Intel® Smart Cache
Bus Speed
 8 GT/s 8 GT/s DMI3
# of QPI Links
 0
TDP
 140 W 165 W
Total Cores
 10 12
Total Threads
 20 24
Max Turbo Frequency
 4.30 GHz 4.60 GHz
Intel® Turbo Boost Max Technology 3.0 Frequency ‡
 4.50 GHz 4.80 GHz
Processor Base Frequency
 3.30 GHz 3.50 GHz
Cache
 13.75 MB L3 Cache 19.25 MB Intel® Smart Cache
Bus Speed
 8 GT/s 8 GT/s DMI3
# of QPI Links
 0
TDP
 140 W 165 W
Supplemental Information
Marketing Status
Launch Date
Servicing Status
End of Servicing Updates Date
Embedded Options Available
Included Items
Datasheet
Marketing Status
 Discontinued Discontinued
Launch Date
 Q2'17 Q4'19
Servicing Status
 End of Servicing Updates ESU Notification Issued
End of Servicing Updates Date
 Sunday, December 31, 2023 Monday, June 30, 2025
Embedded Options Available
 No No
Included Items
 Please note: The boxed product does not include a fan or heat sink Please note: The boxed product does not include a fan or heat sink
Datasheet
 View now View now
Marketing Status
 Discontinued Discontinued
Launch Date
 Q2'17 Q4'19
Servicing Status
 End of Servicing Updates ESU Notification Issued
End of Servicing Updates Date
 Sunday, December 31, 2023 Monday, June 30, 2025
Embedded Options Available
 No No
Included Items
 Please note: The boxed product does not include a fan or heat sink Please note: The boxed product does not include a fan or heat sink
Datasheet
 View now View now
Memory Specifications
Max Memory Size (dependent on memory type)
Memory Types
Max # of Memory Channels
Max Memory Bandwidth
ECC Memory Supported ‡
Max Memory Size (dependent on memory type)
 128 GB 256 GB
Memory Types
 DDR4-2666 DDR4-2933
Max # of Memory Channels
 4 4
Max Memory Bandwidth
 85 GB/s 94 GB/s
ECC Memory Supported ‡
 No No
Max Memory Size (dependent on memory type)
 128 GB 256 GB
Memory Types
 DDR4-2666 DDR4-2933
Max # of Memory Channels
 4 4
Max Memory Bandwidth
 85 GB/s 94 GB/s
ECC Memory Supported ‡
 No No
Expansion Options
Scalability
PCI Express Revision
Max # of PCI Express Lanes
Scalability
 1S Only 1S Only
PCI Express Revision
 3.0 3.0
Max # of PCI Express Lanes
 44 48
Scalability
 1S Only 1S Only
PCI Express Revision
 3.0 3.0
Max # of PCI Express Lanes
 44 48
Package Specifications
Sockets Supported
Max CPU Configuration
Thermal Solution Specification
TJUNCTION
Sockets Supported
 FCLGA2066 FCLGA2066
Max CPU Configuration
 1 1
Thermal Solution Specification
 PCG 2017X PCG 2017X
TJUNCTION
 95°C 94°C
Sockets Supported
 FCLGA2066 FCLGA2066
Max CPU Configuration
 1 1
Thermal Solution Specification
 PCG 2017X PCG 2017X
TJUNCTION
 95°C 94°C
Advanced Technologies
Intel® Optane™ Memory Supported ‡
Intel® Turbo Boost Max Technology 3.0 ‡
Intel® Turbo Boost Technology ‡
Intel® Hyper-Threading Technology ‡
Intel® 64 ‡
Instruction Set
Instruction Set Extensions
# of AVX-512 FMA Units
Enhanced Intel SpeedStep® Technology
Intel® Deep Learning Boost (Intel® DL Boost)
Intel® Optane™ Memory Supported ‡
 Yes Yes
Intel® Turbo Boost Max Technology 3.0 ‡
 Yes Yes
Intel® Turbo Boost Technology ‡
 2.0 2.0
Intel® Hyper-Threading Technology ‡
 Yes Yes
Intel® 64 ‡
 Yes Yes
Instruction Set
 64-bit
Instruction Set Extensions
 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
# of AVX-512 FMA Units
 2 2
Enhanced Intel SpeedStep® Technology
 Yes Yes
Intel® Deep Learning Boost (Intel® DL Boost)
 Yes
Intel® Optane™ Memory Supported ‡
 Yes Yes
Intel® Turbo Boost Max Technology 3.0 ‡
 Yes Yes
Intel® Turbo Boost Technology ‡
 2.0 2.0
Intel® Hyper-Threading Technology ‡
 Yes Yes
Intel® 64 ‡
 Yes Yes
Instruction Set
 64-bit
Instruction Set Extensions
 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
# of AVX-512 FMA Units
 2 2
Enhanced Intel SpeedStep® Technology
 Yes Yes
Intel® Deep Learning Boost (Intel® DL Boost)
 Yes
Security & Reliability
Intel® AES New Instructions
Execute Disable Bit ‡
Intel® Virtualization Technology (VT-x) ‡
Intel® Virtualization Technology for Directed I/O (VT-d) ‡
Intel® AES New Instructions
 Yes Yes
Execute Disable Bit ‡
 Yes Yes
Intel® Virtualization Technology (VT-x) ‡
 Yes Yes
Intel® Virtualization Technology for Directed I/O (VT-d) ‡
 Yes Yes
Intel® AES New Instructions
 Yes Yes
Execute Disable Bit ‡
 Yes Yes
Intel® Virtualization Technology (VT-x) ‡
 Yes Yes
Intel® Virtualization Technology for Directed I/O (VT-d) ‡
 Yes Yes
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