Compare processors

Intel logo Xeon E3-1275 V2
versus
Intel logo Xeon E5649

Intel Xeon E3-1275 V2 logo Intel Xeon E5649 logo
General information Xeon E3-1275 V2 Xeon E5649
Launched Q2 2012 Q3 2011
Used in Server Server
Factory Intel Intel
Socket LGA1155 LGA1366
Clock 3.5 GHz 0 % 2.5 GHz 28.6 %
Turbo Clock 3.9 GHz 0 % 2.9 GHz 25.6 %
Cores 4 33.3 % 6 0 %
Threads 8 33.3 % 12 0 %
Thermal Design Power (TDP) 77 W 3.8 % 80 W 0 %
Performance Xeon E3-1275 V2 Xeon E5649
Overall Score 45501 0 % 43787 3.8 %
Future Proof 30 % 0 % 26 % 13.3 %
Benchmark Score 4286 0 % 3676 14.2 %
Single Thread Score 2133.8 0 % 1316.4 38.3 %
Encrypting Data 1977 MB/s 12.8 % 2268 MB/s 0 %
Compressing Data 106.6 MB/s 0 % 91.9 MB/s 13.8 %
String objects sorting 14559.5 thousand/s 0 % 13323.7 thousand/s 8.5 %
Prime numbers generation 30.8 millions/s 0 % 26.9 millions/s 12.6 %
Mathemathic operations (integer) 23084.7 millions/s 3.1 % 23820.5 millions/s 0 %
Mathemathic operations (float) 11912.5 millions/s 0 % 10249.1 millions/s 14 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Xeon E3-1275 V2, Xeon E5649.

Average frames per second Xeon E3-1275 V2 Xeon E5649
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 89.8 FPS 84.7 FPS
High settings 143.7 FPS 135.6 FPS
Medium settings 179.6 FPS 169.5 FPS
Low settings 224.6 FPS 211.9 FPS
Difference 0 % 5.6 %

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 Xeon E3-1275 V2 Xeon E5649
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 130.7 FPS 127.6 FPS
High settings 209.1 FPS 204.2 FPS
Medium settings 261.4 FPS 255.3 FPS
Low settings 326.7 FPS 319.1 FPS
Difference 0 % 2.3 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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