Intel Core i9-7920X vs Intel Core i5-8600K

Intel Core i9-7920X
Intel Socket 2066DESKTOP
2900 MHz / Cores: 12 / Sep 2017
Intel Core i9-7920X
Intel Core i5-8600K
Intel Socket 1151DESKTOP
3600 MHz / Cores: 6 / Jan 2018
Intel Core i5-8600K

Summary

Synthetic performance index

  • Intel Core i9-7920X
    162%
  • Intel Core i5-8600K
    100%

Relative performance

Single thread performance index

  • Intel Core i9-7920X
    104%
  • Intel Core i5-8600K
    100%

Relative performance

Multi thread performance index

  • Intel Core i9-7920X
    220%
  • Intel Core i5-8600K
    100%

Relative performance

Reasons to consider Intel Core i9-7920X

Much higher multi threaded performance (around 120% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
Around 62% higher average synthetic performance.

Reasons to consider Intel Core i5-8600K

45 watts lower power draw.
Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the Intel Core i9-7920X.

Intel Core i9-7920X

Gaming

HWBench recommends Intel Core i9-7920X

Based on game and synthetic benchmarks, and theoretical specifications.

Intel Core i9-7920X

Productivity

HWBench recommends Intel Core i9-7920X

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


Specifications

Features

Intel Core i9-7920XIntel Core i5-8600K
MMX
SSE
SSE2
SSE3
SSSE3
SSE4.2
AVX
AVX2
EIST
Intel 64
XD bit
VT-x
VT-d
HTT
AES-NI
TSX
TXT
CLMUL
FMA3
F16C
BMI1
BMI2
Boost 2.0
Boost 3.0

Architecture

Intel Core i9-7920XIntel Core i5-8600K
ArchitectureIntel_KabylakevsIntel_Coffelake
MarketDesktopvsDesktop
Memory SupportDDR4vsDDR4
CodenameSkylake-XvsCoffee Lake
Release DateSep 2017vsJan 2018

Cores

Intel Core i9-7920XIntel Core i5-8600K
Cores12vs6
Threads24vs6
SMPs1vs1
Integrated GraphicsNovsIntel UHD 630

Cache

Intel Core i9-7920XIntel Core i5-8600K
L1 Cache64 KB (per core)vs64 KB (per core)
L2 Cache1024 KB (per core)vs256 KB (per core)
L3 Cache16896 KB (shared)vs9216 KB (shared)

Physical

Intel Core i9-7920XIntel Core i5-8600K
SocketIntel Socket 2066vsIntel Socket 1151
Max Case Temp72°Cvs72°C
PackageFC-LGA2066vsFC-LGA1151
Die Size428mm²vs151mm²
Process14 nmvs14 nm

Performance

Intel Core i9-7920XIntel Core i5-8600K
Cpu Frequency2900 MHzvs3600 MHz
Turbo Clock4400 MHzvs4300 MHz
Base Clock100 MHzvs100 MHz
Voltageunknownvsunknown
TDP140 Wvs95 W

Raw performance index

Raw single-thread performance estimation

  • Intel Core i9-7920X
    5280 points
  • Intel Core i5-8600K
    5160 points

Points - higher is better

Raw multi-thread performance estimation

  • Intel Core i9-7920X
    50112 points
  • Intel Core i5-8600K
    25920 points

Points - higher is better

Synthetic benchmarks

Cinebench R15 CPU Single 64Bit

  • Intel Core i9-7920X (simulated)
    195.44
  • Intel Core i5-8600K
    187

points - higher is better

Cinebench R15 CPU Multi 64Bit

  • Intel Core i9-7920X (simulated)
    2287.31
  • Intel Core i5-8600K
    1038

points - higher is better