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Intel · 2017

Intel Core i9-7940X CPU

The Intel Core i9-7940X is a 14-core, 28-thread desktop processor from Intel's Skylake-X microarchitecture, released in September 2017.

The Intel Core i9-7940X is a high-end desktop processor based on the Skylake-X microarchitecture, manufactured on a 14 nm process. It features 14 cores and 28 threads, with a base clock of 3.1 GHz and a boost clock of 4.3 GHz. The CPU includes 19.25 MB of L3 cache and supports DDR4-2666 memory across four channels, but does not support ECC memory. It has a TDP of 165 W and uses the FCLGA2066 socket. The processor provides 44 PCIe 3.0 lanes and supports instruction sets including SSE4.1, SSE4.2, AVX2, and AVX-512. The multiplier is unlocked for overclocking. It was launched with an MSRP of $1399 and is compatible with Intel X299 chipset motherboards.

Benchmarks

Blender Open Data score264.61 samples/min
Nero Score AI2,307 images/min
Nero Score AVC encode1,661 fps

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Specifications

Microarchitecture unverified Skylake-X
Cores14
Threads28
Base clock3.1 GHz
Boost clock4.3 GHz
L3 cache19.25 MB
Process node unverified 14 nm
TDP / base power165 W
SocketFCLGA2066
Memory supportDDR4-2666
Memory channels4
ECC memory supportNo
Integrated graphics unverified None
PCIe lanes (CPU)44
PCIe version3.0
Instruction setsIntel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512
Unlocked multiplier unverified Yes
Release date2017-09
Release year2017
Launch MSRP unverified 1399 USD