Intel Core i7-7700K vs Intel Core i7-2600K

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

Intel Core i7-2600K
Intel Socket 1155DESKTOP
3400 MHz / Cores: 4 / Jan 2011
Intel Core i7-2600K

Summary

Synthetic performance index

  • Intel Core i7-7700K
    146%
  • Intel Core i7-2600K
    100%

Relative performance

Single thread performance index

  • Intel Core i7-7700K
    127%
  • Intel Core i7-2600K
    100%

Relative performance

Multi thread performance index

  • Intel Core i7-7700K
    157%
  • Intel Core i7-2600K
    100%

Relative performance

Reasons to consider Intel Core i7-7700K

Much higher single threaded performance (around 27% higher), makes a noticeable performance difference in gaming and the majority of applications.
Much higher multi threaded performance (around 57% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
This is a newer product, it might have better application compatibility/performance (check features chart below).
Around 46% higher average synthetic performance.

Reasons to consider Intel Core i7-2600K

None

Intel Core i7-7700K

Gaming

HWBench recommends Intel Core i7-7700K

Based on game and synthetic benchmarks, and theoretical specifications.

Intel Core i7-7700K

Productivity

HWBench recommends Intel Core i7-7700K

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



Specifications

Features

Intel Core i7-7700KIntel Core i7-2600K
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
Hyper-Threading

Architecture

Intel Core i7-7700KIntel Core i7-2600K
ArchitectureIntel_KabylakevsIntel_SandyBridge
MarketDesktopvsDesktop
Memory SupportDDR4vsDDR3
CodenameKaby LakevsSandy Bridge
Release DateSep 2016vsJan 2011

Cores

Intel Core i7-7700KIntel Core i7-2600K
Cores4vs4
Threads8vs8
SMPs1vs1
Integrated GraphicsHD GraphicsvsIntel HD 3000

Cache

Intel Core i7-7700KIntel Core i7-2600K
L1 Cache64 KB (per core)vs64 KB (per core)
L2 Cache256 KB (per core)vs256 KB (per core)
L3 Cache8192 KB (shared)vs8192 KB (shared)

Physical

Intel Core i7-7700KIntel Core i7-2600K
SocketIntel Socket 1151vsIntel Socket 1155
Max Case Temp72°Cvsunknown
PackagevsFC-LGA10
Die Size0 mm²vs216 mm²
Process14 nmvs32 nm

Performance

Intel Core i7-7700KIntel Core i7-2600K
Cpu Frequency4200 MHzvs3400 MHz
Turbo Clock Speed4500 MHzvs3800 MHz
Base Clock100 MHzvs100 MHz
Voltageunknownvsunknown
TDP95 Wvs95 W

Raw performance index

Raw single-thread performance estimation

  • Intel Core i7-7700K
    5400 points
  • Intel Core i7-2600K
    3800 points

Points - higher is better

Raw multi-thread performance estimation

  • Intel Core i7-7700K
    24192 points
  • Intel Core i7-2600K
    16320 points

Points - higher is better


Synthetic benchmarks

7-zip

  • Intel Core i7-7700K
    27343
  • Intel Core i7-2600K
    19925

MIPS - higher is better

3D Particle Movement (Single Threaded)

  • Intel Core i7-7700K
    150.72
  • Intel Core i7-2600K
    116.18

points - higher is better

3D Particle Movement (Multi Threaded)

  • Intel Core i7-7700K
    882.98
  • Intel Core i7-2600K
    618.82

points - higher is better

3DMark06 CPU

  • Intel Core i7-7700K
    10156
  • Intel Core i7-2600K
    6669

points - higher is better

Cinebench R10 32Bit Single

  • Intel Core i7-7700K
    7304.5
  • Intel Core i7-2600K
    4809

points - higher is better

Cinebench R10 32Bit Multi

  • Intel Core i7-7700K
    28903
  • Intel Core i7-2600K
    18608

points - higher is better

Cinebench R11.5 CPU Single 64Bit

  • Intel Core i7-7700K
    2.19
  • Intel Core i7-2600K
    1.51

points - higher is better

Cinebench R11.5 64Bit

  • Intel Core i7-7700K
    10.37
  • Intel Core i7-2600K
    6.76

points - higher is better

Cinebench R15 CPU Single 64Bit

  • Intel Core i7-7700K
    196
  • Intel Core i7-2600K
    129

points - higher is better

Cinebench R15 CPU Multi 64Bit

  • Intel Core i7-7700K
    972
  • Intel Core i7-2600K
    614

points - higher is better

SuperPI 1M

  • Intel Core i7-7700K
    8.17
  • Intel Core i7-2600K
    10.2

seconds - lower is better

wPrime 32

  • Intel Core i7-7700K
    5.56
  • Intel Core i7-2600K
    10.5

seconds - lower is better

WinRAR 4.0

  • Intel Core i7-7700K
    5823
  • Intel Core i7-2600K
    3486

MB/s - higher is better

x264 Pass 1

  • Intel Core i7-7700K
    230
  • Intel Core i7-2600K
    145

FPS - higher is better

x264 Pass 2

  • Intel Core i7-7700K
    61.6
  • Intel Core i7-2600K
    36.5

FPS - higher is better

TrueCrypt AES

  • Intel Core i7-7700K
    5.45
  • Intel Core i7-2600K
    3.3

GB/s

TrueCrypt Twofish

  • Intel Core i7-7700K
    0.93
  • Intel Core i7-2600K
    0.56

GB/s

TrueCrypt Serpent

  • Intel Core i7-7700K
    0.55
  • Intel Core i7-2600K
    0.32

GB/s

Sunspider 1.0

  • Intel Core i7-7700K
    52
  • Intel Core i7-2600K
    157.3

score - higher is better