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Intel logo Core i7-6800K
versus
Intel logo Core i7-5820K

Intel Core i7-6800K logo Intel Core i7-5820K logo
General information Core i7-6800K Core i7-5820K
Launched Q2 2016 Q3 2014
Used in Desktop Desktop
Factory Intel Intel
Socket LGA2011-v3 LGA2011-v3
Series Name Intel Core i7 Intel Core i7
Core Family Name Broadwell-E Haswell-E
Clock 3.4 GHz 0 % 3.3 GHz 2.9 %
Turbo Clock 3.8 GHz 0 % 3.6 GHz 5.3 %
Cores 6 0 % 6 0 %
Threads 12 0 % 12 0 %
Thermal Design Power (TDP) 140 W 0 % 140 W 0 %
Lithography 14 nm 36.4 % 22 nm 0 %
L1 Cache 6 × 32 kB Instruction
6 × 32 kB Data
6 × 32 kB Instruction
6 × 32 kB Data
L2 Cache 6 × 256 kB
6 × 256 kB
L3 Cache 1 × 15 MB
1 × 15 MB
ECC Supported No No
Multithreading Supported Yes Yes
Performance Core i7-6800K Core i7-5820K
Overall Score 51360 0 % 50222 2.2 %
Future Proof 53 % 0 % 43 % 18.9 %
Benchmark Score 6959 0 % 6362 8.6 %
Single Thread Score 2285.6 0 % 1980 13.4 %
Encrypting Data 2910.1 MB/s 0 % 2770.8 MB/s 4.8 %
Compressing Data 157.5 MB/s 0 % 145.2 MB/s 7.8 %
String objects sorting 20766.2 thousand/s 0.1 % 20784.5 thousand/s 0 %
Prime numbers generation 48.1 millions/s 0 % 45.8 millions/s 4.8 %
Mathemathic operations (integer) 37612.9 millions/s 0 % 35527.5 millions/s 5.5 %
Mathemathic operations (float) 24564.2 millions/s 0 % 17906.1 millions/s 27.1 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-6800K, Core i7-5820K.

Average frames per second Core i7-6800K Core i7-5820K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 107.3 FPS 103.9 FPS
High settings 171.6 FPS 166.2 FPS
Medium settings 214.5 FPS 207.7 FPS
Low settings 268.2 FPS 259.6 FPS
Difference 0 % 3.2 %

Grand Theft Auto V Frames per second

Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game 1920 × 1080 (FHD (1080p)) for Grand Theft Auto V.

Grand Theft Auto V Core i7-6800K Core i7-5820K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 141.1 FPS 139.1 FPS
High settings 225.8 FPS 222.5 FPS
Medium settings 282.2 FPS 278.1 FPS
Low settings 352.7 FPS 347.6 FPS
Difference 0 % 1.4 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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