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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 35510 0 % 34456 3 %
Future Proof 17 % 67.3 % 52 % 0 %
Benchmark Score 1590 0 % 1410 11.3 %
Single Thread Score 1458.4 14.3 % 1701.3 0 %
Encrypting Data 3608.6 MB/s 0 % 3195.9 MB/s 11.4 %
Compressing Data 37.8 MB/s 0 % 31.8 MB/s 15.8 %
String objects sorting 5353.9 thousand/s 0 % 4103.9 thousand/s 23.3 %
Prime numbers generation 11.1 millions/s 7.9 % 12 millions/s 0 %
Mathemathic operations (integer) 9651.6 millions/s 0 % 6086 millions/s 36.9 %
Mathemathic operations (float) 4045.9 millions/s 23.4 % 5284.4 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 60.2 FPS 57.1 FPS
High settings 96.3 FPS 91.4 FPS
Medium settings 120.4 FPS 114.2 FPS
Low settings 150.5 FPS 142.7 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 113.1 FPS 111.2 FPS
High settings 181.0 FPS 178.0 FPS
Medium settings 226.2 FPS 222.5 FPS
Low settings 282.8 FPS 278.1 FPS
Difference 0 % 1.7 %
Configuration Settings
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Screen resolution Screen resolution image
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