Compare processors

Intel logo Core i7-2600K
versus
Intel logo Core i5-660

Intel Core i7-2600K logo Intel Core i5-660 logo
General information Core i7-2600K Core i5-660
Launched Q4 2010 Q4 2009
Used in Desktop Desktop
Factory Intel Intel
Socket LGA1155 LGA1156
Series Name Intel Core i7 Intel Core i5
Core Family Name Sandy Bridge Clarkdale
Clock 3.4 GHz 0 % 3.3 GHz 2.9 %
Turbo Clock 3.8 GHz 0 % 3.6 GHz 5.3 %
Cores 4 0 % 2 50 %
Threads 8 0 % 4 50 %
Thermal Design Power (TDP) 95 W 0 % 73 W 23.2 %
Lithography 32 nm 0 % 32 nm 0 %
L1 Cache 4 × 32 kB Instruction
4 × 32 kB Data
2 × 32 kB Instruction
2 × 32 kB Data
L2 Cache 4 × 256 kB
2 × 256 kB
L3 Cache 1 × 8 MB
1 × 4 MB
ECC Supported No No
Multithreading Supported Yes Yes
Integrated GPU Intel HD Graphics 3000 Intel HD Graphics
Performance Core i7-2600K Core i5-660
Overall Score 43391 0 % 35227 18.8 %
Future Proof 21 % 0 % 15 % 28.6 %
Benchmark Score 3545 0 % 1540 56.6 %
Single Thread Score 1725.6 0 % 1410.9 18.2 %
Encrypting Data 1657.2 MB/s 52.7 % 3506.1 MB/s 0 %
Compressing Data 89.3 MB/s 0 % 37.2 MB/s 58.4 %
String objects sorting 13290.3 thousand/s 0 % 5165.3 thousand/s 61.1 %
Prime numbers generation 25.9 millions/s 0 % 11 millions/s 57.5 %
Mathemathic operations (integer) 21132.7 millions/s 0 % 9353.2 millions/s 55.7 %
Mathemathic operations (float) 7884.1 millions/s 0 % 4002.8 millions/s 49.2 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-2600K, Core i5-660.

Average frames per second Core i7-2600K Core i5-660
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 83.6 FPS 59.3 FPS
High settings 133.7 FPS 94.9 FPS
Medium settings 167.1 FPS 118.7 FPS
Low settings 208.9 FPS 148.3 FPS
Difference 0 % 29 %

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 i7-2600K Core i5-660
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 127.1 FPS 112.6 FPS
High settings 203.3 FPS 180.2 FPS
Medium settings 254.1 FPS 225.3 FPS
Low settings 317.6 FPS 281.6 FPS
Difference 0 % 11.3 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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