Intel Core i7-8700K vs Intel Xeon E5-2640

Table of Contents

Physical Specifications

Socket Intel Socket 1151 Intel Socket 2011
Foundry Intel Intel
Process size 14 nm 32 nm
Transistors unknown 2,270 million
Die size 154 mm² 435 mm²
Package FC-LGA1151 FC-LGA10
tCaseMax 72°C

Performance

Frequency 3.7 GHz 2.5 GHz
Turbo clock up to 4.7 GHz up to 3 GHz
Base clock 100 MHz 100 MHz
Multiplier 37.0x 25.0x
Multiplier unlocked Yes No
TDP 95 W 95 W
Voltage 1.35 V

Architecture Details

Vertical Segment Desktop Server/Workstation
Production status Active unknown
Release date Oct 5th, 2017 Mar 6th, 2012
Codename Coffee Lake Sandy Bridge-EP
Generation Core i7 Xeon E5
Part SR3QR SR0H5SR0KR
Memory support DDR4-2666 MHz Dual-channel DDR3 Quad-channel
ECC memory No Yes
PCI Express Gen 3, 16 Lanes(CPU only) Gen 3

Cores

Total Cores 6 6
Total Threads 12 12
SMP # CPUs 1 2
Integrated graphics UHD Graphics 630

Cache

Cache L1 64K (per core) 64K (per core)
Cache L2 256K (per core) 256K (per core)
Cache L3 12MB (shared) 15MB (shared)

Notes

Notes This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking.

Features & Technologies

7.2GT/s QPI Yes
AES-NI Yes Yes
AVX Yes Yes
AVX2 Yes
BMI1 Yes
BMI2 Yes
Boost 2.0 Yes
CLMUL Yes
EIST Yes Yes
F16C Yes
FMA3 Yes
HTT Yes Yes
Intel 64 Yes Yes
MMX Yes Yes
SSE Yes Yes
SSE2 Yes Yes
SSE3 Yes Yes
SSE4.2 Yes Yes
SSSE3 Yes Yes
TSX Yes
TXT Yes Yes
VT-d Yes Yes
VT-x Yes Yes
XD bit Yes Yes

Compare

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