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Intel logo Core i3-2120
versus
Intel logo Pentium G645

Intel Core i3-2120 logo Intel Pentium G645 logo
General information Core i3-2120 Pentium G645
Launched Q1 2011 Q1 2012
Used in Desktop Desktop
Factory Intel Intel
Socket LGA1155 LGA1155
Series Name Intel Core i3 Intel Pentium
Core Family Name Sandy Bridge Sandy Bridge
Clock 3.3 GHz 0 % 2.9 GHz 12.1 %
Cores 2 0 % 2 0 %
Threads 4 0 % 2 50 %
Thermal Design Power (TDP) 65 W 0 % 65 W 0 %
Lithography 32 nm 0 % 32 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
2 × 256 kB
L3 Cache 1 × 3 MB
1 × 3 MB
ECC Supported No No
Multithreading Supported Yes No
Integrated GPU Intel HD Graphics 2000 Intel HD Graphics 2500
Performance Core i3-2120 Pentium G645
Overall Score 33526 0 % 30811 8.1 %
Future Proof 23 % 17.9 % 28 % 0 %
Benchmark Score 1263 0 % 901 28.7 %
Single Thread Score 1514.5 0 % 1331.3 12.1 %
Encrypting Data 2905 MB/s 0 % 2066.3 MB/s 28.9 %
Compressing Data 40.2 MB/s 0 % 26.6 MB/s 33.8 %
String objects sorting 6117.4 thousand/s 0 % 3737.2 thousand/s 38.9 %
Prime numbers generation 12 millions/s 0 % 11.1 millions/s 7.8 %
Mathemathic operations (integer) 9463 millions/s 0 % 5849.3 millions/s 38.2 %
Mathemathic operations (float) 3602.6 millions/s 0 % 3027 millions/s 16 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i3-2120, Pentium G645.

Average frames per second Core i3-2120 Pentium G645
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 54.4 FPS 46.3 FPS
High settings 87.0 FPS 74.1 FPS
Medium settings 108.7 FPS 92.6 FPS
Low settings 135.9 FPS 115.7 FPS
Difference 0 % 14.8 %

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 i3-2120 Pentium G645
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 109.6 FPS 104.9 FPS
High settings 175.4 FPS 167.8 FPS
Medium settings 219.3 FPS 209.7 FPS
Low settings 274.1 FPS 262.1 FPS
Difference 0 % 4.4 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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