Intel Core i9-7920X vs Intel Core i7-7800X

Intel Core i9-7920X
Intel Socket 2066DESKTOP
2900 MHz / Cores: 12 / Sep 2017
Intel Core i9-7920X
Intel Core i7-7800X
Intel Socket 2066DESKTOP
3500 MHz / Cores: 6 / Jun 2017
Intel Core i7-7800X

Summary

Synthetic performance index

  • Intel Core i9-7920X
    138%
  • Intel Core i7-7800X
    100%

Relative performance

Single thread performance index

  • Intel Core i9-7920X
    105%
  • Intel Core i7-7800X
    100%

Relative performance

Multi thread performance index

  • Intel Core i9-7920X
    171%
  • Intel Core i7-7800X
    100%

Relative performance

Reasons to consider Intel Core i9-7920X

5% higher single threaded performance.
Much higher multi threaded performance (around 71% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
Around 38% higher average synthetic performance.

Reasons to consider Intel Core i7-7800X

None

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 i7-7800X
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 i7-7800X
ArchitectureIntel_KabylakevsIntel_Kabylake
MarketDesktopvsDesktop
Memory SupportDDR4vsDDR4
CodenameSkylake-XvsSkylake-X
Release DateSep 2017vsJun 2017

Cores

Intel Core i9-7920XIntel Core i7-7800X
Cores12vs6
Threads24vs12
SMPs1vs1
Integrated GraphicsNovsNo

Cache

Intel Core i9-7920XIntel Core i7-7800X
L1 Cache64 KB (per core)vs64 KB (per core)
L2 Cache1024 KB (per core)vs256 KB (per core)
L3 Cache16896 KB (shared)vs8448 KB (shared)

Physical

Intel Core i9-7920XIntel Core i7-7800X
SocketIntel Socket 2066vsIntel Socket 2066
Max Case Temp72°Cvs72°C
PackageFC-LGA2066vsFC-LGA2066
Die Size428mm²vs308mm²
Process14 nmvs14 nm

Performance

Intel Core i9-7920XIntel Core i7-7800X
Cpu Frequency2900 MHzvs3500 MHz
Turbo Clock4400 MHzvs4000 MHz
Base Clock100 MHzvs100 MHz
Voltageunknownvsunknown
TDP140 Wvs140 W

Raw performance index

Raw single-thread performance estimation

  • Intel Core i9-7920X
    5280 points
  • Intel Core i7-7800X
    4800 points

Points - higher is better

Raw multi-thread performance estimation

  • Intel Core i9-7920X
    50112 points
  • Intel Core i7-7800X
    30240 points

Points - higher is better

Synthetic benchmarks

Cinebench R15 CPU Single 64Bit

  • Intel Core i9-7920X (simulated)
    195.44
  • Intel Core i7-7800X
    185

points - higher is better

Cinebench R15 CPU Multi 64Bit

  • Intel Core i9-7920X (simulated)
    2287.31
  • Intel Core i7-7800X
    1333

points - higher is better