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HardwareCPUProcessor features → Intel Core i9-7940X

Core i9-7940X

Intel Core i9-7940X - 14-core processor with a clock frequency of 3100 MHz and 3rd level cache 19712 KB. Designed for desktop computers, installs in a LGA2066. Has a built-in memory controller (4 channels, DDR4-2666) and controller PCI Express 3.0 (44 lines).

Intel Core i9-7940X
Released2017
ManufacturerIntel
Processor typefor desktop computers
SocketLGA2066
Number of cores14
Number of threads28
Base frequency3100 MHz
Turbo Boost4400 MHz
L1 Cache, Кb14x32 + 14x32
L2 Cache, Кb14336
L3 Cache, Кb19712
Integrated graphicsno
Integrated memory controlleryes
Memory channels4
Supported memoryDDR4-2666
Integrated PCIe controlleryes
PCIe versionPCI Express 3.0
PCIe lines44
Bus8 GT/s DMI
Processor coreSkylake-X
Lithography14 nm
TDP165 W
Max. temperature102° C
Instructions, technologyMMX
SSE
SSE2
SSE3
SSSE3
SSE4 (SSE4.1 + SSE4.2)
AES (Advanced Encryption Standard inst.)
AVX (Advanced Vector Extensions)
AVX 2.0 (Advanced Vector Extensions 2.0)
• AVX 512 (Advanced Vector Extensions 512)
BMI1, BMI2 (Bit Manipulation inst.)
F16C (16-bit Floating-Point conversion)
FMA3 (3-operand Fused Multiply-Add inst.)
EM64T (Intel 64)
NX (XD, Execute disable bit)
VT-x (Virtualization technology)
VT-d (Virtualization for directed I/O)
Turbo Boost 2.0
Enhanced SpeedStep tech.
Other featuresunlocked





Performance
Intel Xeon E5-2697 v3
14 cor. / 2600 MHz / 35840 Kb / LGA2011-3
52311
(100%)
Intel Core i9-7940X
This processor
47075
(90%)
Intel Xeon E5-2697 v4
18 cor. / 2300 MHz / 46080 Kb / LGA2011-3
41755
(80%)
Intel Xeon E5-2643 v4
6 cor. / 3400 MHz / 20480 Kb / LGA2011-3
39933
(77%)
Intel Xeon E5-2680 v4
14 cor. / 2400 MHz / 35840 Kb / LGA2011-3
36867
(71%)
AMD Ryzen Threadripper 1920
12 cor. / 3200 MHz / 32768 Kb / Socket TR4
34941
(67%)
Intel Xeon E5-2683 v4
16 cor. / 2100 MHz / 40960 Kb / LGA2011-3
33231
(64%)
Intel Xeon E5-2697 v2
12 cor. / 2700 MHz / 30720 Kb / LGA2011
31480
(61%)

Processors rating
( + specifications )

Graphics card
comparison
( ~ 500 models )

Graphics card rating
( + specifications )
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