Compare processors

Intel logo Core i7-6900K
versus
Intel logo Core i7-5820K

Intel Core i7-6900K logo Intel Core i7-5820K logo
General information Core i7-6900K Core i7-5820K
Launched Q2 2016 Q3 2014
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA2011-3 LGA2011-v3
Series Name Intel Core i7 Intel Core i7
Core Family Name Broadwell-E Haswell-E
Clock 3.2 GHz 3 % 3.3 GHz 0 %
Turbo Clock 4 GHz 0 % 3.6 GHz 10 %
Cores 8 0 % 6 25 %
Threads 16 0 % 12 25 %
Thermal Design Power (TDP) 140 W 0 % 140 W 0 %
Maximum supported RAM 128 GB 0 % 64 GB 50 %
Lithography 14 nm 36.4 % 22 nm 0 %
L1 Cache 8 × 32 kB Instruction
8 × 32 kB Data
6 × 32 kB Instruction
6 × 32 kB Data
L2 Cache 8 × 256 kB
6 × 256 kB
L3 Cache 1 × 20 MB
1 × 15 MB
ECC Supported No No
Multithreading Supported Yes Yes
Performance Core i7-6900K Core i7-5820K
Overall Score 55285 0 % 50223 9.2 %
Future Proof 53 % 0 % 43 % 18.9 %
Benchmark Score 9342 0 % 6362 31.9 %
Single Thread Score 2359 0 % 2015 14.6 %
Encrypting Data 4019.5 MB/s 0 % 2782.8 MB/s 30.8 %
Compressing Data 219.3 MB/s 0 % 144.4 MB/s 34.2 %
String objects sorting 28445.6 thousand/s 0 % 20817.9 thousand/s 26.8 %
Prime numbers generation 64.1 millions/s 0 % 46.3 millions/s 27.8 %
Mathemathic operations (integer) 51114.1 millions/s 0 % 35812 millions/s 29.9 %
Mathemathic operations (float) 33123.4 millions/s 0 % 18123.7 millions/s 45.3 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-6900K, Core i7-5820K.

Average frames per second Core i7-6900K Core i7-5820K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 118.9 FPS 103.9 FPS
High settings 190.3 FPS 166.2 FPS
Medium settings 237.8 FPS 207.7 FPS
Low settings 297.3 FPS 259.6 FPS
Difference 0 % 12.7 %

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 i7-6900K Core i7-5820K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 147.9 FPS 139.0 FPS
High settings 236.7 FPS 222.5 FPS
Medium settings 295.8 FPS 278.1 FPS
Low settings 369.8 FPS 347.6 FPS
Difference 0 % 6 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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