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Intel logo Core i7-3820
versus
Intel logo Core i7-940

Intel Core i7-3820 logo Intel Core i7-940 logo
General information Core i7-3820 Core i7-940
Launched Q1 2012 Q4 2008
Used in Desktop Desktop
Factory Intel Intel
Socket LGA2011 LGA1366
Series Name Intel Core i7 Intel Core i7
Core Family Name Sandy Bridge-E Bloomfield
Clock 3.6 GHz 0 % 2.9 GHz 19.4 %
Turbo Clock 3.8 GHz 0 % 3.2 GHz 15.8 %
Cores 4 0 % 4 0 %
Threads 8 0 % 8 0 %
Thermal Design Power (TDP) 130 W 0 % 130 W 0 %
Lithography 32 nm 28.9 % 45 nm 0 %
L1 Cache 4 × 32 kB Instruction
4 × 32 kB Data
4 × 32 kB Instruction
4 × 32 kB Data
L2 Cache 4 × 256 kB
4 × 256 kB
L3 Cache 1 × 10 MB
1 × 8 MB
ECC Supported No No
Multithreading Supported Yes Yes
Performance Core i7-3820 Core i7-940
Overall Score 43918 0 % 37153 15.4 %
Future Proof 28 % 0 % 10 % 64.3 %
Benchmark Score 3720 0 % 1905 48.8 %
Single Thread Score 1754.2 0 % 1296.9 26.1 %
Encrypting Data 1721.9 MB/s 60.1 % 4320.3 MB/s 0 %
Compressing Data 92 MB/s 0 % 63.6 MB/s 30.9 %
String objects sorting 13995.9 thousand/s 0 % 8916.8 thousand/s 36.3 %
Prime numbers generation 28.1 millions/s 0 % 21.8 millions/s 22.1 %
Mathemathic operations (integer) 21675.1 millions/s 0 % 16154.5 millions/s 25.5 %
Mathemathic operations (float) 8166.8 millions/s 0 % 6943.5 millions/s 15 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-3820, Core i7-940.

Average frames per second Core i7-3820 Core i7-940
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 85.1 FPS 65.0 FPS
High settings 136.2 FPS 104.1 FPS
Medium settings 170.3 FPS 130.1 FPS
Low settings 212.9 FPS 162.6 FPS
Difference 0 % 23.6 %

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 i7-3820 Core i7-940
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 128.0 FPS 116.0 FPS
High settings 204.8 FPS 185.7 FPS
Medium settings 256.0 FPS 232.1 FPS
Low settings 320.0 FPS 290.1 FPS
Difference 0 % 9.3 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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