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Intel logo Pentium G640T
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Intel logo Core2 Duo E6420

Intel Pentium G640T logo Intel Core2 Duo E6420 logo
General information Pentium G640T Core2 Duo E6420
Launched Q1 2012 Q4 2008
Used in Desktop Desktop
Factory Intel Intel
Socket LGA1155 PLGA775
Series Name Intel Pentium Intel Core 2 Duo
Core Family Name Sandy Bridge Conroe
Clock 2.4 GHz 0 % 2.1 GHz 12.5 %
Cores 2 0 % 2 0 %
Threads 2 0 % 2 0 %
Thermal Design Power (TDP) 35 W 46.2 % 65 W 0 %
Lithography 32 nm 50.8 % 65 nm 0 %
L1 Cache 2 × 32 kB Instruction
2 × 32 kB Data
2 × 32 kB Instruction
2 × 32 kB Data
L2 Cache 2 × 256 kB
1 × 4 MB
ECC Supported No No
Multithreading Supported No No
Performance Pentium G640T Core2 Duo E6420
Overall Score 29294 0 % 26476 9.6 %
Future Proof 28 % 0 % 10 % 64.3 %
Benchmark Score 736 0 % 491 33.3 %
Single Thread Score 1092.1 0 % 787.4 27.9 %
Encrypting Data 1671.5 MB/s 0 % 1123.1 MB/s 32.8 %
Compressing Data 22.6 MB/s 0 % 16.1 MB/s 29.1 %
String objects sorting 3117.8 thousand/s 0 % 2210.2 thousand/s 29.1 %
Prime numbers generation 9 millions/s 0 % 5 millions/s 43.8 %
Mathemathic operations (integer) 5036.9 millions/s 0 % 2984.9 millions/s 40.7 %
Mathemathic operations (float) 2557.7 millions/s 0 % 1640.4 millions/s 35.9 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Pentium G640T, Core2 Duo E6420.

Average frames per second Pentium G640T Core2 Duo E6420
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 41.9 FPS 35.5 FPS
High settings 67.0 FPS 56.9 FPS
Medium settings 83.8 FPS 71.1 FPS
Low settings 104.7 FPS 88.9 FPS
Difference 0 % 15.2 %

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 Pentium G640T Core2 Duo E6420
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 102.2 FPS 97.2 FPS
High settings 163.5 FPS 155.5 FPS
Medium settings 204.4 FPS 194.4 FPS
Low settings 255.5 FPS 243.0 FPS
Difference 0 % 4.9 %
Configuration Settings
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Video game
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Screen resolution Screen resolution image
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