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Intel logo Core i5-661
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Intel logo Celeron G3900

Intel Core i5-661 logo Intel Celeron G3900 logo
General information Core i5-661 Celeron G3900
Launched Q1 2010 Q1 2016
Used in Desktop Desktop
Factory Intel Intel
Socket LGA1156 FCLGA1151
Series Name Intel Core i5 Intel Celeron
Core Family Name Clarkdale Skylake-S
Clock 3.3 GHz 0 % 2.8 GHz 15.2 %
Cores 2 0 % 2 0 %
Threads 4 0 % 2 50 %
Thermal Design Power (TDP) 87 W 0 % 51 W 41.4 %
Lithography 32 nm 0 % 14 nm 56.3 %
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 × 4 MB
1 × 2 MB
ECC Supported No Yes
Multithreading Supported Yes No
Integrated GPU Intel HD Graphics Intel HD Graphics 510
Performance Core i5-661 Celeron G3900
Overall Score 35595 0 % 34540 3 %
Future Proof 17 % 67.3 % 52 % 0 %
Benchmark Score 1605 0 % 1423 11.3 %
Single Thread Score 1448.2 15 % 1703 0 %
Encrypting Data 3459.8 MB/s 0 % 3021.5 MB/s 12.7 %
Compressing Data 37.6 MB/s 0 % 32 MB/s 14.9 %
String objects sorting 5370 thousand/s 0 % 4095.7 thousand/s 23.7 %
Prime numbers generation 11 millions/s 9 % 12.1 millions/s 0 %
Mathemathic operations (integer) 9642 millions/s 0 % 6037.3 millions/s 37.4 %
Mathemathic operations (float) 4078.3 millions/s 22.4 % 5252.6 millions/s 0 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i5-661, Celeron G3900.

Average frames per second Core i5-661 Celeron G3900
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 60.1 FPS 57.0 FPS
High settings 96.2 FPS 91.3 FPS
Medium settings 120.3 FPS 114.1 FPS
Low settings 150.4 FPS 142.6 FPS
Difference 0 % 5.1 %

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 i5-661 Celeron G3900
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 113.0 FPS 111.1 FPS
High settings 180.8 FPS 177.8 FPS
Medium settings 226.0 FPS 222.3 FPS
Low settings 282.5 FPS 277.8 FPS
Difference 0 % 1.7 %
Configuration Settings
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Screen resolution Screen resolution image
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