Intel Core i7-5820K vs Intel Core i7-6700K

Intel Core i7-5820K
Intel Socket 2011-3DESKTOP
3300 MHz / Cores: 6 / Sep 2014
Intel Core i7-5820K
Intel Core i7-6700K
Intel Socket 1151DESKTOP
4000 MHz / Cores: 4 / Aug 2015
Intel Core i7-6700K

Summary

Synthetic performance index

  • Intel Core i7-5820K
    104%
  • Intel Core i7-6700K
    100%

Relative performance

Single thread performance index

  • Intel Core i7-5820K
    100%
  • Intel Core i7-6700K
    121%

Relative performance

Multi thread performance index

  • Intel Core i7-5820K
    118%
  • Intel Core i7-6700K
    100%

Relative performance

Reasons to consider Intel Core i7-5820K

18% higher multi threaded performance.

Reasons to consider Intel Core i7-6700K

Much higher single threaded performance (around 21% higher), makes a noticeable performance difference in gaming and the majority of applications.
45 watts lower power draw.
Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the Intel Core i7-5820K.

No winner

Gaming

No clear winner declared


No winner

Productivity

No clear winner declared



Specifications

Features

Intel Core i7-5820KIntel Core i7-6700K
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 i7-5820KIntel Core i7-6700K
ArchitectureIntel_HaswellvsIntel_Skylake
MarketDesktopvsDesktop
Memory SupportDDR4vsDDR4
CodenameHaswell-EvsSkylake
Release DateSep 2014vsAug 2015

Cores

Intel Core i7-5820KIntel Core i7-6700K
Cores6vs4
Threads12vs8
SMPs1vs1
Integrated GraphicsNovsHD Graphics 530

Cache

Intel Core i7-5820KIntel Core i7-6700K
L1 Cache64 KB (per core)vs64 KB (per core)
L2 Cache256 KB (per core)vs256 KB (per core)
L3 Cache15360 KB (shared)vs8192 KB (shared)

Physical

Intel Core i7-5820KIntel Core i7-6700K
SocketIntel Socket 2011-3vsIntel Socket 1151
Max Case Tempunknownvs72°C
Packagevs
Die Size356mm²vsunknown
Process22 nmvs14 nm

Performance

Intel Core i7-5820KIntel Core i7-6700K
Cpu Frequency3300 MHzvs4000 MHz
Turbo Clock3600 MHzvs4200 MHz
Base Clock100 MHzvs100 MHz
Voltageunknownvsunknown
TDP140 Wvs95 W

Raw performance index

Raw single-thread performance estimation

  • Intel Core i7-5820K
    4032 points
  • Intel Core i7-6700K
    4830 points

Points - higher is better

Raw multi-thread performance estimation

  • Intel Core i7-5820K
    26611 points
  • Intel Core i7-6700K
    22264 points

Points - higher is better

Synthetic benchmarks

GeekBench 3 (32-bit Multi Core)

  • Intel Core i7-5820K
    20718
  • Intel Core i7-6700K
    17181

points - higher is better

GeekBench 3 (64-bit Single Core)

  • Intel Core i7-5820K
    4038
  • Intel Core i7-6700K
    4980

points - higher is better

GeekBench 3 (64-bit Multi Core)

  • Intel Core i7-5820K
    23400
  • Intel Core i7-6700K
    19391

points - higher is better

GeekBench 3 (32-bit Single Core)

  • Intel Core i7-5820K
    3618
  • Intel Core i7-6700K
    4422

points - higher is better

Rendering: POV-Ray 3.7

  • Intel Core i7-5820K
    2114
  • Intel Core i7-6700K
    1899

points per second - higher is better

7-zip

  • Intel Core i7-5820K
    30660
  • Intel Core i7-6700K
    24909

MIPS - higher is better

3D Particle Movement (Single Threaded)

  • Intel Core i7-5820K
    118.67
  • Intel Core i7-6700K
    135.12

points - higher is better

3D Particle Movement (Multi Threaded)

  • Intel Core i7-5820K
    950.06
  • Intel Core i7-6700K
    796.61

points - higher is better

Cinebench R15 CPU Multi 64Bit

  • Intel Core i7-5820K
    1022
  • Intel Core i7-6700K
    880

points - higher is better

Cinebench R15 CPU Single 64Bit

  • Intel Core i7-5820K
    141
  • Intel Core i7-6700K
    177.5

points - higher is better