Intel Core i7-7740X vs Intel Core i7-7700K

Intel Core i7-7740X
Intel Socket 2066 DESKTOP
4300 MHz / Cores: 4 / Jun 2017
Intel Core i7-7740X

Intel Core i7-7700K
Intel Socket 1151 DESKTOP
4200 MHz / Cores: 4 / Sep 2016
Intel Core i7-7700K

Summary

Reasons to consider Intel Core i7-7740X

None

Reasons to consider Intel Core i7-7700K

Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the Intel Core i7-7740X.

No winner

Gaming

No clear winner declared


No winner

Productivity

No clear winner declared


Specifications

Features

Intel Core i7-7740X Intel Core i7-7700K
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

Architecture

Intel Core i7-7740X Intel Core i7-7700K
Architecture Intel_Kabylake vs Intel_Kabylake
Market Desktop vs Desktop
Memory Support DDR4 vs DDR4
Codename Kaby Lake-X vs Kaby Lake
Release Date Jun 2017 vs Sep 2016

Cores

Intel Core i7-7740X Intel Core i7-7700K
Cores 4 vs 4
Threads 8 vs 8
SMPs 1 vs 1
Integrated Graphics No vs HD Graphics

Cache

Intel Core i7-7740X Intel Core i7-7700K
L1 Cache 64 KB (per core) vs 64 KB (per core)
L2 Cache 256 KB (per core) vs 256 KB (per core)
L3 Cache 8192 KB (shared) vs 8192 KB (shared)

Physical

Intel Core i7-7740X Intel Core i7-7700K
Socket Intel Socket 2066 vs Intel Socket 1151
Max Case Temp 72°C vs 72°C
Package FC-LGA2066 vs
Die Size 308 mm² vs 0 mm²
Process 14 nm vs 14 nm

Performance

Intel Core i7-7740X Intel Core i7-7700K
Cpu Frequency 4300 MHz vs 4200 MHz
Turbo Clock Speed 4600 MHz vs 4500 MHz
Base Clock 100 MHz vs 100 MHz
Voltage unknown vs unknown
TDP 112 W vs 95 W

Raw performance index

Raw single-thread performance estimation

  • Intel Core i7-7740X
    5520 points
  • Intel Core i7-7700K
    5400 points

Points - higher is better

Raw multi-thread performance estimation

  • Intel Core i7-7740X
    24768 points
  • Intel Core i7-7700K
    24192 points

Points - higher is better