Compare processors

Intel logo Core i9-9900X
versus
Intel logo Core i5-8600K

Intel Core i9-9900X logo Intel Core i5-8600K logo
General information Core i9-9900X Core i5-8600K
Launched Q4 2018 Q4 2017
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
Clock 3.5 GHz 2.8 % 3.6 GHz 0 %
Turbo Clock 4.5 GHz 0 % 4.3 GHz 4.4 %
Cores 10 0 % 6 40 %
Threads 20 0 % 6 70 %
Thermal Design Power (TDP) 165 W 0 % 95 W 42.4 %
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 i5-8600K
Overall Score 61287 0 % 50677 17.3 %
Future Proof 68 % 0 % 62 % 8.8 %
Benchmark Score 14109 0 % 6595 53.3 %
Single Thread Score 2587.1 0.3 % 2595.6 0 %
Encrypting Data 8017.5 MB/s 0 % 3074 MB/s 61.7 %
Compressing Data 314.5 MB/s 0 % 138.1 MB/s 56.1 %
String objects sorting 41805.8 thousand/s 0 % 17684.9 thousand/s 57.7 %
Prime numbers generation 85.2 millions/s 0 % 42.3 millions/s 50.3 %
Mathemathic operations (integer) 72263.1 millions/s 0 % 27842.9 millions/s 61.5 %
Mathemathic operations (float) 45776.4 millions/s 0 % 24025.9 millions/s 47.5 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-9900X, Core i5-8600K.

Average frames per second Core i9-9900X Core i5-8600K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 136.7 FPS 105.2 FPS
High settings 218.7 FPS 168.4 FPS
Medium settings 273.4 FPS 210.4 FPS
Low settings 341.8 FPS 263.1 FPS
Difference 0 % 23 %

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 i5-8600K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 158.9 FPS 140.1 FPS
High settings 254.2 FPS 224.1 FPS
Medium settings 317.8 FPS 280.2 FPS
Low settings 397.2 FPS 350.2 FPS
Difference 0 % 11.8 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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