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

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

Intel Core i7-2600K
4200 MHz / Cores: 4 / Jan 2011
Intel Core i7-2600KIntel Socket 1155
Type: Desktop

Summary

Synthetic performance index

  • Intel Core i7-7700K
    153%
  • Intel Core i7-2600K
    100%

Relative performance

Single thread performance index

  • Intel Core i7-7700K
    150%
  • Intel Core i7-2600K
    100%

Relative performance

Multi thread performance index

  • Intel Core i7-7700K
    156%
  • Intel Core i7-2600K
    100%

Relative performance

Reasons to consider Intel Core i7-7700K

Much higher single threaded performance (around 50% higher), makes a noticeable performance difference in gaming and the majority of applications.
Much higher multi threaded performance (around 56% 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 53% 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

Cinebench R15 CPU Single 64Bit

  • Intel Core i7-7700K
    194
  • Intel Core i7-2600K
    129

points - higher is better

Cinebench R15 CPU Multi 64Bit

  • Intel Core i7-7700K
    958
  • Intel Core i7-2600K
    613.5

points - higher is better