ARK | Compare Intel? Products  
11/17/2020 15:52  
  Intel? Core? i9-9940X X-series Processor (19.25M Cache, up to 4.50 GHz)
Product Collection Intel? Core? X-series Processors
Code Name Products formerly Skylake
Vertical Segment Desktop
Processor Number i9-9940X
Status Launched
Launch Date Q4'18
Lithography 14 nm
Included Items Please note: The boxed product does not include a fan or heat sink
CPU Specifications  
# of Cores 14
# of Threads 28
Processor Base Frequency 3.30 GHz
Max Turbo Frequency 4.40 GHz
Cache 19.25 MB Intel? Smart Cache
Bus Speed 8 GT/s
# of QPI Links 0
Intel? Turbo Boost Max Technology 3.0 Frequency ? 4.50 GHz
TDP 165 W
Supplemental Information  
Embedded Options Available No
Datasheet View now
Memory Specifications  
Max Memory Size (dependent on memory type) 128 GB
Memory Types DDR4-2666
Max # of Memory Channels 4
Max Memory Bandwidth 85 GB/s
ECC Memory Supported ? No
Expansion Options  
Scalability 1S Only
PCI Express Revision 3
Max # of PCI Express Lanes 44
Package Specifications  
Sockets Supported FCLGA2066
Max CPU Configuration 1
Thermal Solution Specification PCG 2017X
Advanced Technologies  
Intel? Optane? Memory Supported ? Yes
Intel? Turbo Boost Max Technology 3.0 ? Yes
Intel? Turbo Boost Technology ? 2
Intel? Hyper-Threading Technology ? Yes
Intel? Virtualization Technology (VT-x) ? Yes
Intel? Virtualization Technology for Directed I/O (VT-d) ? Yes
Intel? 64 ? Yes
Instruction Set Extensions Intel? SSE4.1, Intel? SSE4.2, Intel? AVX2, Intel? AVX-512
# of AVX-512 FMA Units 2
Enhanced Intel SpeedStep? Technology Yes
Security & Reliability  
Intel? AES New Instructions Yes
Execute Disable Bit ? Yes

INTEL CI9-9940X BX80673I99940X 3.3/4.4GHZ LGA2066 165W

SKU: CPU-IN-BX80673I99940X