Compare processors

Intel logo Xeon E5-2666 v3
versus
Intel logo Xeon E5-2643 v3

Intel Xeon E5-2666 v3 logo Intel Xeon E5-2643 v3 logo
General information Xeon E5-2666 v3 Xeon E5-2643 v3
Launched Q1 2015 Q1 2015
Used in Server Server
Factory Intel Intel
Socket LGA2011-v3 LGA2011-v3
Clock 2.9 GHz 14.7 % 3.4 GHz 0 %
Turbo Clock 3.5 GHz 5.4 % 3.7 GHz 0 %
Cores 10 0 % 6 40 %
Threads 20 0 % 12 40 %
Thermal Design Power (TDP) 135 W 0 % 135 W 0 %
Performance Xeon E5-2666 v3 Xeon E5-2643 v3
Overall Score 55166 0 % 51001 7.5 %
Future Proof 46 % 0 % 46 % 0 %
Benchmark Score 9261 0 % 6766 26.9 %
Single Thread Score 1959.2 6.1 % 2087.1 0 %
Encrypting Data 4237.8 MB/s 0 % 2947.1 MB/s 30.5 %
Compressing Data 238.3 MB/s 0 % 152.9 MB/s 35.8 %
String objects sorting 33312.1 thousand/s 0 % 22195.8 thousand/s 33.4 %
Prime numbers generation 57.4 millions/s 0 % 54.3 millions/s 5.5 %
Mathemathic operations (integer) 58059.8 millions/s 0 % 37590 millions/s 35.3 %
Mathemathic operations (float) 29562.6 millions/s 0 % 18859.1 millions/s 36.2 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Xeon E5-2666 v3, Xeon E5-2643 v3.

Average frames per second Xeon E5-2666 v3 Xeon E5-2643 v3
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 118.6 FPS 106.2 FPS
High settings 189.7 FPS 169.9 FPS
Medium settings 237.1 FPS 212.4 FPS
Low settings 296.4 FPS 265.5 FPS
Difference 0 % 10.4 %

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 Xeon E5-2666 v3 Xeon E5-2643 v3
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 147.8 FPS 140.4 FPS
High settings 236.5 FPS 224.7 FPS
Medium settings 295.6 FPS 280.9 FPS
Low settings 369.5 FPS 351.1 FPS
Difference 0 % 5 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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