Intel Core i5-8600K vs Intel Core i5-7640X

Intel Core i5-8600K
Intel Socket 1151DESKTOP
3600 MHz / Cores: 6 / Jan 2018
Intel Core i5-8600K

Intel Core i5-7640X
Intel Socket 2066DESKTOP
3900 MHz / Cores: 4 / Jun 2017
Intel Core i5-7640X

Summary

Synthetic performance index

  • Intel Core i5-8600K
    123%
  • Intel Core i5-7640X
    100%

Relative performance

Single thread performance index

  • Intel Core i5-8600K
    100%
  • Intel Core i5-7640X
    103%

Relative performance

Multi thread performance index

  • Intel Core i5-8600K
    150%
  • Intel Core i5-7640X
    100%

Relative performance

Reasons to consider Intel Core i5-8600K

Much higher multi threaded performance (around 50% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the Intel Core i5-7640X.

Reasons to consider Intel Core i5-7640X

None

No winner

Gaming

No clear winner declared


Intel Core i5-8600K

Productivity

HWBench recommends Intel Core i5-8600K

Based on productivity benchmarks, overall multithreaded performance and theoretical specifications.



Specifications

Features

Intel Core i5-8600KIntel Core i5-7640X
MMX
SSE
SSE2
SSE3
SSSE3
SSE4.2
AVX
AVX2
EIST
Intel 64
XD bit
VT-x
VT-d
AES-NI
TSX
TXT
CLMUL
FMA3
F16C
BMI1
BMI2
Boost 2.0

Architecture

Intel Core i5-8600KIntel Core i5-7640X
ArchitectureIntel_CoffeeLakevsIntel_Kabylake
MarketDesktopvsDesktop
Memory SupportDDR4vsDDR4
CodenameCoffee LakevsKaby Lake-X
Release DateJan 2018vsJun 2017

Cores

Intel Core i5-8600KIntel Core i5-7640X
Cores6vs4
Threads6vs4
SMPs1vs1
Integrated GraphicsIntel UHD 630vsNo

Cache

Intel Core i5-8600KIntel Core i5-7640X
L1 Cache64 KB (per core)vs64 KB (per core)
L2 Cache256 KB (per core)vs256 KB (per core)
L3 Cache9216 KB (shared)vs6144 KB (shared)

Physical

Intel Core i5-8600KIntel Core i5-7640X
SocketIntel Socket 1151vsIntel Socket 2066
Max Case Temp72°Cvs72°C
PackageFC-LGA1151vsFC-LGA2066
Die Size151mm²vs308mm²
Process14 nmvs14 nm

Performance

Intel Core i5-8600KIntel Core i5-7640X
Cpu Frequency3600 MHzvs3900 MHz
Turbo Clock Speed4300 MHzvs4300 MHz
Base Clock100 MHzvs100 MHz
Voltageunknownvsunknown
TDP95 Wvs112 W

Raw performance index

Raw single-thread performance estimation

  • Intel Core i5-8600K
    4945 points
  • Intel Core i5-7640X
    5160 points

Points - higher is better

Raw multi-thread performance estimation

  • Intel Core i5-8600K
    24840 points
  • Intel Core i5-7640X
    18720 points

Points - higher is better


Synthetic benchmarks

Cinebench R15 CPU Multi 64Bit

  • Intel Core i5-8600K
    1038
  • Intel Core i5-7640X (simulated)
    691.74

points - higher is better

Cinebench R15 CPU Single 64Bit

  • Intel Core i5-8600K
    187
  • Intel Core i5-7640X (simulated)
    192.96

points - higher is better