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Intel logo Core i9-9900
versus
Intel logo Core i5-8400T

Intel Core i9-9900 logo Intel Core i5-8400T logo
General information Core i9-9900 Core i5-8400T
Launched Q3 2019 Q2 2018
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA1151-2 FCLGA1151-2
Series Name Intel Core i9 Intel Core i5
Core Family Name Coffee Lake Refresh Coffee Lake
Clock 3.1 GHz 0 % 1.7 GHz 45.2 %
Turbo Clock 5 GHz 0 % 3.3 GHz 34 %
Cores 8 0 % 6 25 %
Threads 16 0 % 6 62.5 %
Thermal Design Power (TDP) 65 W 0 % 35 W 46.2 %
Maximum supported RAM 128 GB 0 % 128 GB 0 %
Lithography 14 nm 0 % 14 nm 0 %
L1 Cache 8 × 32 kB Instruction
8 × 32 kB Data
6 × 32 kB Instruction
6 × 32 kB Data
L2 Cache 8 × 256 kB
6 × 256 kB
L3 Cache 1 × 16 MB
1 × 9 MB
ECC Supported No No
Multithreading Supported Yes No
Integrated GPU Intel UHD Graphics 630 Intel UHD Graphics 630
Performance Core i9-9900 Core i5-8400T
Overall Score 57200 0 % 46822 18.1 %
Future Proof 72 % 0 % 65 % 9.7 %
Benchmark Score 10705 0 % 4806 55.1 %
Single Thread Score 2848.4 0 % 1912.3 32.9 %
Encrypting Data 5954.8 MB/s 0 % 2269.7 MB/s 61.9 %
Compressing Data 236.9 MB/s 0 % 99.4 MB/s 58 %
String objects sorting 32093.1 thousand/s 0 % 12750.6 thousand/s 60.3 %
Prime numbers generation 43.8 millions/s 0 % 31.7 millions/s 27.7 %
Mathemathic operations (integer) 62341.5 millions/s 0 % 20092.5 millions/s 67.8 %
Mathemathic operations (float) 38418 millions/s 0 % 17622.5 millions/s 54.1 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-9900, Core i5-8400T.

Average frames per second Core i9-9900 Core i5-8400T
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 124.3 FPS 93.7 FPS
High settings 198.9 FPS 149.9 FPS
Medium settings 248.6 FPS 187.4 FPS
Low settings 310.7 FPS 234.3 FPS
Difference 0 % 24.6 %

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 i9-9900 Core i5-8400T
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 151.5 FPS 133.2 FPS
High settings 242.4 FPS 213.1 FPS
Medium settings 303.0 FPS 266.4 FPS
Low settings 378.7 FPS 333.0 FPS
Difference 0 % 12.1 %
Configuration Settings
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Screen resolution Screen resolution image
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