Compare processors

Intel logo Xeon E5-2666 v3
versus
Intel logo Core2 Duo E6400

Intel Xeon E5-2666 v3 logo Intel Core2 Duo E6400 logo
General information Xeon E5-2666 v3 Core2 Duo E6400
Launched Q1 2015 Q1 2009
Used in Server Desktop
Factory Intel Intel
Socket LGA2011-v3 LGA775
Clock 2.9 GHz 0 % 2.1 GHz 27.6 %
Cores 10 0 % 2 80 %
Threads 20 0 % 2 90 %
Thermal Design Power (TDP) 135 W 0 % 65 W 51.9 %
Performance Xeon E5-2666 v3 Core2 Duo E6400
Overall Score 55157 0 % 26519 51.9 %
Future Proof 46 % 0 % 11 % 76.1 %
Benchmark Score 9256 0 % 495 94.7 %
Single Thread Score 1959.2 0 % 817.7 58.3 %
Encrypting Data 4213.6 MB/s 0 % 1129.2 MB/s 73.2 %
Compressing Data 240.2 MB/s 0 % 16.8 MB/s 93 %
String objects sorting 32955 thousand/s 0 % 2339.3 thousand/s 92.9 %
Prime numbers generation 57.1 millions/s 0 % 4 millions/s 92.9 %
Mathemathic operations (integer) 58797.5 millions/s 0 % 3133.7 millions/s 94.7 %
Mathemathic operations (float) 29202.7 millions/s 0 % 1709.2 millions/s 94.1 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Xeon E5-2666 v3, Core2 Duo E6400.

Average frames per second Xeon E5-2666 v3 Core2 Duo E6400
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 118.5 FPS 35.6 FPS
High settings 189.6 FPS 56.9 FPS
Medium settings 237.1 FPS 71.1 FPS
Low settings 296.3 FPS 88.9 FPS
Difference 0 % 70 %

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 Core2 Duo E6400
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 147.7 FPS 97.1 FPS
High settings 236.4 FPS 155.3 FPS
Medium settings 295.5 FPS 194.1 FPS
Low settings 369.3 FPS 242.6 FPS
Difference 0 % 34.3 %
Configuration Settings
Gaming astronaut image
Video game
Required
Screen resolution Screen resolution image
Required
Screen resolution image
Compare processors
Processor image
Processor Processor image
Selected processors