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Intel logo Core i5-6600K
versus
Intel logo Core i5-2500

Intel Core i5-6600K logo Intel Core i5-2500 logo
General information Core i5-6600K Core i5-2500
Launched Q3 2015 Q4 2010
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 % 3.3 GHz 5.7 %
Turbo Clock 3.9 GHz 0 % 3.7 GHz 5.1 %
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
2 × 256 kB
L3 Cache 1 × 6 MB
1 × 6 MB
ECC Supported No No
Multithreading Supported No No
Integrated GPU Intel HD Graphics 530 Intel HD Graphics 2000
Performance Core i5-6600K Core i5-2500
Overall Score 44965 0 % 40412 10.1 %
Future Proof 49 % 0 % 21 % 57.1 %
Benchmark Score 4088 0 % 2667 34.8 %
Single Thread Score 2308.4 0 % 1715.5 25.7 %
Encrypting Data 1845.5 MB/s 0 % 1032.6 MB/s 44 %
Compressing Data 84.1 MB/s 0 % 66.2 MB/s 21.2 %
String objects sorting 10706.9 thousand/s 0 % 9003.7 thousand/s 15.9 %
Prime numbers generation 30.8 millions/s 0 % 24 millions/s 22.1 %
Mathemathic operations (integer) 16287.1 millions/s 0 % 14437.2 millions/s 11.4 %
Mathemathic operations (float) 14198.7 millions/s 0 % 7412.8 millions/s 47.8 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i5-6600K, Core i5-2500.

Average frames per second Core i5-6600K Core i5-2500
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 88.2 FPS 74.8 FPS
High settings 141.1 FPS 119.6 FPS
Medium settings 176.4 FPS 149.5 FPS
Low settings 220.5 FPS 186.9 FPS
Difference 0 % 15.2 %

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 i5-6600K Core i5-2500
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 129.8 FPS 121.8 FPS
High settings 207.7 FPS 194.8 FPS
Medium settings 259.6 FPS 243.5 FPS
Low settings 324.5 FPS 304.4 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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