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Intel logo Core i5-9400T
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Intel logo Pentium G840

Intel Core i5-9400T logo Intel Pentium G840 logo
General information Core i5-9400T Pentium G840
Launched Q3 2019 Q2 2011
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA1151-2 FCLGA1155
Series Name Intel Core i5 Intel Pentium
Core Family Name Coffee Lake Refresh Sandy Bridge
Clock 1.8 GHz 35.7 % 2.8 GHz 0 %
Cores 6 0 % 2 66.7 %
Threads 6 0 % 2 66.7 %
Thermal Design Power (TDP) 35 W 46.2 % 65 W 0 %
Lithography 14 nm 56.3 % 32 nm 0 %
L1 Cache 6 × 32 kB Instruction
6 × 32 kB Data
2 × 32 kB Instruction
2 × 32 kB Data
L2 Cache 6 × 256 kB
2 × 256 kB
L3 Cache 1 × 9 MB
1 × 3 MB
ECC Supported No No
Multithreading Supported No No
Integrated GPU Intel UHD Graphics 630 Intel HD Graphics
Performance Core i5-9400T Pentium G840
Overall Score 48264 0 % 29911 38 %
Future Proof 72 % 0 % 24 % 66.7 %
Benchmark Score 5426 0 % 800 85.3 %
Single Thread Score 2111.4 0 % 1264.5 40.1 %
Encrypting Data 2698.1 MB/s 0 % 1825.6 MB/s 32.3 %
Compressing Data 111.7 MB/s 0 % 24.6 MB/s 78 %
String objects sorting 14744.6 thousand/s 0 % 3421.5 thousand/s 76.8 %
Prime numbers generation 40.4 millions/s 0 % 9.1 millions/s 77.6 %
Mathemathic operations (integer) 22042 millions/s 0 % 4624 millions/s 79 %
Mathemathic operations (float) 18846.1 millions/s 0 % 2823 millions/s 85 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i5-9400T, Pentium G840.

Average frames per second Core i5-9400T Pentium G840
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 98.0 FPS 43.6 FPS
High settings 156.8 FPS 69.7 FPS
Medium settings 195.9 FPS 87.2 FPS
Low settings 244.9 FPS 109.0 FPS
Difference 0 % 55.5 %

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 i5-9400T Pentium G840
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 135.4 FPS 103.1 FPS
High settings 216.6 FPS 165.0 FPS
Medium settings 270.7 FPS 206.3 FPS
Low settings 338.4 FPS 257.8 FPS
Difference 0 % 23.8 %
Configuration Settings
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Screen resolution Screen resolution image
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