Intel Core i9-7940X processor review

Intel Core i9-7940X

Core i9-7940X processor released by Intel; release date: September 2017. At the time of release, the processor cost $1,399. The processor is designed for desktop-computers and based on Skylake microarchitecture.

CPU is unlocked for overclocking. Total number of cores - 14, threads - 28. Maximum CPU clock speed - 4.30 GHz. Maximum operating temperature - 102°C. Manufacturing process technology - 14 nm. Cache size: L1 - 64 KB (per core), L2 - 1024 KB (per core), L3 - 19712 KB (shared).

Supported memory types: DDR4-2666. Maximum memory size: 128 GB.

Supported socket types: FCLGA2066. Maximum number of processors in a configuration - 1. Power consumption (TDP): 165 Watt.

Benchmarks

PassMark
Single thread mark
Top 1 CPU
This CPU
2900
2401
PassMark
CPU mark
Top 1 CPU
This CPU
29315
25390
Geekbench 4
Single Core
Top 1 CPU
This CPU
6216
5195
Geekbench 4
Multi-Core
Top 1 CPU
This CPU
45922
39355
3DMark Fire Strike
Physics Score
Top 1 CPU
This CPU
31074
26728
Name Value
PassMark - Single thread mark 2401
PassMark - CPU mark 25390
Geekbench 4 - Single Core 5195
Geekbench 4 - Multi-Core 39355
3DMark Fire Strike - Physics Score 26728

Specifications (specs)

Essentials

Architecture codename Skylake
Launch date September 2017
Launch price (MSRP) $1,399
Place in performance rating 7
Price now $1,129.99
Processor Number i9-7940X
Series Intel® Core™ X-series Processors
Status Launched
Value for money (0-100) 6.63
Vertical segment Desktop

Performance

64 bit support
Base frequency 3.10 GHz
Bus Speed 8 GT/s DMI3
L1 cache 64 KB (per core)
L2 cache 1024 KB (per core)
L3 cache 19712 KB (shared)
Manufacturing process technology 14 nm
Maximum core temperature 102°C
Maximum frequency 4.30 GHz
Number of cores 14
Number of QPI Links 0
Number of threads 28
Unlocked

Memory

Max memory channels 4
Maximum memory size 128 GB
Supported memory types DDR4-2666

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1
Sockets supported FCLGA2066
Thermal Design Power (TDP) 165 Watt
Thermal Solution PCG 2017X

Peripherals

Max number of PCIe lanes 44
PCI Express revision 3.0
Scalability 1S Only

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Number of AVX-512 FMA Units 2

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)