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Intel logo Core i7-6660U
versus
Intel logo Xeon E5520

Intel Core i7-6660U logo Intel Xeon E5520 logo
General information Core i7-6660U Xeon E5520
Launched Q3 2018 Q1 2009
Used in Mobile Server
Factory Intel Intel
Socket FCBGA1356 LGA1366
Clock 2.4 GHz 0 % 2.3 GHz 4.2 %
Turbo Clock 3.4 GHz 0 % 2.5 GHz 26.5 %
Cores 2 50 % 4 0 %
Threads 4 50 % 8 0 %
Thermal Design Power (TDP) 15 W 81.3 % 80 W 0 %
Performance Core i7-6660U Xeon E5520
Overall Score 38958 0 % 35723 8.3 %
Future Proof 66 % 0 % 11 % 83.3 %
Benchmark Score 2303 0 % 1629 29.3 %
Single Thread Score 1929.2 0 % 1044.8 45.8 %
Encrypting Data 1208.8 MB/s 67.3 % 3700 MB/s 0 %
Compressing Data 48.4 MB/s 11.6 % 54.7 MB/s 0 %
String objects sorting 5865.5 thousand/s 21 % 7427.2 thousand/s 0 %
Prime numbers generation 15.1 millions/s 28.2 % 21 millions/s 0 %
Mathemathic operations (integer) 10384.3 millions/s 21.2 % 13183.6 millions/s 0 %
Mathemathic operations (float) 6430.8 millions/s 0 % 5765.5 millions/s 10.3 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-6660U, Xeon E5520.

Average frames per second Core i7-6660U Xeon E5520
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 70.4 FPS 60.8 FPS
High settings 112.6 FPS 97.3 FPS
Medium settings 140.8 FPS 121.7 FPS
Low settings 176.0 FPS 152.1 FPS
Difference 0 % 13.6 %

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 i7-6660U Xeon E5520
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 119.0 FPS 113.3 FPS
High settings 190.5 FPS 181.3 FPS
Medium settings 238.1 FPS 226.6 FPS
Low settings 297.6 FPS 283.2 FPS
Difference 0 % 4.8 %
Configuration Settings
Gaming astronaut image
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Screen resolution Screen resolution image
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