Compare processors

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

Intel Core i9-9900KF logo Intel Core i5-8400T logo
General information Core i9-9900KF Core i5-8400T
Launched Q2 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 3.6 GHz 0 % 1.7 GHz 52.8 %
Turbo Clock 5 GHz 0 % 3.3 GHz 34 %
Cores 8 0 % 6 25 %
Threads 16 0 % 6 62.5 %
Thermal Design Power (TDP) 95 W 0 % 35 W 63.2 %
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 8 × 2 MB
1 × 9 MB
ECC Supported No No
Multithreading Supported Yes No
Performance Core i9-9900KF Core i5-8400T
Overall Score 58439 0 % 46637 20.2 %
Future Proof 71 % 0 % 65 % 8.5 %
Benchmark Score 11663 0 % 4731 59.4 %
Single Thread Score 2918.3 0 % 1937.3 33.6 %
Encrypting Data 6457.8 MB/s 0 % 2252.8 MB/s 65.1 %
Compressing Data 279.2 MB/s 0 % 99.5 MB/s 64.4 %
String objects sorting 36420.1 thousand/s 0 % 12701.5 thousand/s 65.1 %
Prime numbers generation 46.9 millions/s 0 % 31.8 millions/s 32.1 %
Mathemathic operations (integer) 65569.2 millions/s 0 % 20335.8 millions/s 69 %
Mathemathic operations (float) 40936.9 millions/s 0 % 17359 millions/s 57.6 %

Comparison of average FPS

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

Average frames per second Core i9-9900KF Core i5-8400T
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 128.9 FPS 93.7 FPS
High settings 206.3 FPS 149.9 FPS
Medium settings 257.8 FPS 187.4 FPS
Low settings 322.3 FPS 234.2 FPS
Difference 0 % 27.3 %

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 i9-9900KF Core i5-8400T
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 154.7 FPS 133.4 FPS
High settings 247.5 FPS 213.4 FPS
Medium settings 309.4 FPS 266.7 FPS
Low settings 386.7 FPS 333.4 FPS
Difference 0 % 13.8 %
Configuration Settings
Gaming astronaut image
Video game
Required
Screen resolution Screen resolution image
Required
Screen resolution image
Compare processors
Processor image
Processor Processor image
Selected processors