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Intel logo Core i5-9400T
versus
Intel logo Core i5-8400T

Intel Core i5-9400T logo Intel Core i5-8400T logo
General information Core i5-9400T Core i5-8400T
Launched Q3 2019 Q2 2018
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA1151-2 FCLGA1151-2
Series Name Intel Core i5 Intel Core i5
Core Family Name Coffee Lake Refresh Coffee Lake
Clock 1.8 GHz 0 % 1.7 GHz 5.6 %
Turbo Clock 3.4 GHz 0 % 3.3 GHz 2.9 %
Cores 6 0 % 6 0 %
Threads 6 0 % 6 0 %
Thermal Design Power (TDP) 35 W 0 % 35 W 0 %
Maximum supported RAM 128 GB 0 % 128 GB 0 %
Lithography 14 nm 0 % 14 nm 0 %
L1 Cache 6 × 32 kB Instruction
6 × 32 kB Data
6 × 32 kB Instruction
6 × 32 kB Data
L2 Cache 6 × 256 kB
6 × 256 kB
L3 Cache 1 × 9 MB
1 × 9 MB
ECC Supported No No
Multithreading Supported No No
Integrated GPU Intel UHD Graphics 630 Intel UHD Graphics 630
Performance Core i5-9400T Core i5-8400T
Overall Score 48264 0 % 46825 3 %
Future Proof 72 % 0 % 65 % 9.7 %
Benchmark Score 5426 0 % 4808 11.4 %
Single Thread Score 2113.5 0 % 1911.4 9.6 %
Encrypting Data 2674 MB/s 0 % 2259.4 MB/s 15.5 %
Compressing Data 112 MB/s 0 % 98.4 MB/s 12.2 %
String objects sorting 14892.5 thousand/s 0 % 12799.8 thousand/s 14.1 %
Prime numbers generation 39.7 millions/s 0 % 31.9 millions/s 19.7 %
Mathemathic operations (integer) 22020 millions/s 0 % 20439.2 millions/s 7.2 %
Mathemathic operations (float) 18808.2 millions/s 0 % 17467 millions/s 7.1 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i5-9400T, Core i5-8400T.

Average frames per second Core i5-9400T Core i5-8400T
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 98.0 FPS 93.8 FPS
High settings 156.9 FPS 150.1 FPS
Medium settings 196.1 FPS 187.6 FPS
Low settings 245.1 FPS 234.5 FPS
Difference 0 % 4.3 %

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 Core i5-8400T
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 135.6 FPS 133.1 FPS
High settings 217.0 FPS 213.0 FPS
Medium settings 271.2 FPS 266.2 FPS
Low settings 339.1 FPS 332.8 FPS
Difference 0 % 1.9 %
Configuration Settings
Gaming astronaut image
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Screen resolution Screen resolution image
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