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Intel logo Core i5-6600K
versus
Intel logo Core i5-2550K

Intel Core i5-6600K logo Intel Core i5-2550K logo
General information Core i5-6600K Core i5-2550K
Launched Q3 2015 Q1 2012
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA1151 LGA1155
Series Name Intel Core i5 Intel Core i5
Core Family Name Skylake-S Sandy Bridge
Clock 3.5 GHz 0 % 3.4 GHz 2.9 %
Turbo Clock 3.9 GHz 0 % 3.8 GHz 2.6 %
Cores 4 0 % 4 0 %
Threads 4 0 % 4 0 %
Thermal Design Power (TDP) 91 W 4.2 % 95 W 0 %
Lithography 14 nm 56.3 % 32 nm 0 %
L1 Cache 4 × 32 kB Instruction
4 × 32 kB Data
4 × 32 kB Instruction
4 × 32 kB Data
L2 Cache 4 × 256 kB
4 × 256 kB
L3 Cache 1 × 6 MB
1 × 6 MB
ECC Supported No No
Multithreading Supported No No
Performance Core i5-6600K Core i5-2550K
Overall Score 44971 0 % 40436 10.1 %
Future Proof 49 % 0 % 28 % 42.9 %
Benchmark Score 4090 0 % 2674 34.6 %
Single Thread Score 2321 0 % 1765.5 23.9 %
Encrypting Data 1844.7 MB/s 0 % 1044.1 MB/s 43.4 %
Compressing Data 84.3 MB/s 0 % 65.4 MB/s 22.3 %
String objects sorting 10636.4 thousand/s 0 % 9005.9 thousand/s 15.3 %
Prime numbers generation 31.2 millions/s 0 % 26.1 millions/s 16.4 %
Mathemathic operations (integer) 16442 millions/s 0 % 14481.9 millions/s 11.9 %
Mathemathic operations (float) 14205.7 millions/s 0 % 7487 millions/s 47.3 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i5-6600K, Core i5-2550K.

Average frames per second Core i5-6600K Core i5-2550K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 88.2 FPS 74.8 FPS
High settings 141.2 FPS 119.6 FPS
Medium settings 176.5 FPS 149.5 FPS
Low settings 220.6 FPS 186.9 FPS
Difference 0 % 15.3 %

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 i5-6600K Core i5-2550K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 129.7 FPS 121.6 FPS
High settings 207.4 FPS 194.6 FPS
Medium settings 259.3 FPS 243.3 FPS
Low settings 324.1 FPS 304.1 FPS
Difference 0 % 6.2 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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