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Intel logo Core i9-9900X
versus
Intel logo Core i5-9400T

Intel Core i9-9900X logo Intel Core i5-9400T logo
General information Core i9-9900X Core i5-9400T
Launched Q4 2018 Q3 2019
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA2066 FCLGA1151-2
Series Name Intel Core i9 Intel Core i5
Core Family Name Skylake-X Coffee Lake Refresh
Clock 3.5 GHz 0 % 1.8 GHz 48.6 %
Turbo Clock 4.5 GHz 0 % 3.4 GHz 24.4 %
Cores 10 0 % 6 40 %
Threads 20 0 % 6 70 %
Thermal Design Power (TDP) 165 W 0 % 35 W 78.8 %
Maximum supported RAM 128 GB 0 % 128 GB 0 %
Lithography 14 nm 0 % 14 nm 0 %
L1 Cache 10 × 32 kB Instruction
10 × 32 kB Data
6 × 32 kB Instruction
6 × 32 kB Data
L2 Cache 10 × 1 MB
6 × 256 kB
L3 Cache 1 × 19.25 MB
1 × 9 MB
ECC Supported No No
Multithreading Supported Yes No
Performance Core i9-9900X Core i5-9400T
Overall Score 61274 0 % 48264 21.2 %
Future Proof 68 % 5.6 % 72 % 0 %
Benchmark Score 14096 0 % 5426 61.5 %
Single Thread Score 2546.1 0 % 2117.8 16.8 %
Encrypting Data 8001.5 MB/s 0 % 2668.6 MB/s 66.6 %
Compressing Data 317.3 MB/s 0 % 112.6 MB/s 64.5 %
String objects sorting 41439 thousand/s 0 % 14655.9 thousand/s 64.6 %
Prime numbers generation 84.2 millions/s 0 % 40.2 millions/s 52.2 %
Mathemathic operations (integer) 73057 millions/s 0 % 21909.9 millions/s 70 %
Mathemathic operations (float) 45948.7 millions/s 0 % 19017 millions/s 58.6 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-9900X, Core i5-9400T.

Average frames per second Core i9-9900X Core i5-9400T
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 136.7 FPS 98.0 FPS
High settings 218.7 FPS 156.9 FPS
Medium settings 273.4 FPS 196.1 FPS
Low settings 341.7 FPS 245.1 FPS
Difference 0 % 28.3 %

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 i9-9900X Core i5-9400T
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 158.5 FPS 135.6 FPS
High settings 253.6 FPS 216.9 FPS
Medium settings 317.0 FPS 271.2 FPS
Low settings 396.2 FPS 338.9 FPS
Difference 0 % 14.5 %
Configuration Settings
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Screen resolution Screen resolution image
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