Compare processors

Intel logo Core i9-7900X
versus
Intel logo Core i9-9900K

Intel Core i9-7900X logo Intel Core i9-9900K logo
General information Core i9-7900X Core i9-9900K
Launched Q2 2017 Q4 2018
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA2066 FCLGA1151-2
Series Name Intel Core i9 Intel Core i9
Core Family Name Skylake-X Coffee Lake Refresh
Clock 3.3 GHz 8.3 % 3.6 GHz 0 %
Turbo Clock 4.5 GHz 10 % 5 GHz 0 %
Cores 10 0 % 8 20 %
Threads 20 0 % 16 20 %
Thermal Design Power (TDP) 140 W 0 % 95 W 32.1 %
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
8 × 32 kB Instruction
8 × 32 kB Data
L2 Cache 10 × 1 MB
8 × 256 kB
L3 Cache 1 × 13.75 MB
1 × 16 MB
ECC Supported No No
Multithreading Supported Yes Yes
Performance Core i9-7900X Core i9-9900K
Overall Score 60975 0 % 58811 3.5 %
Future Proof 59 % 13.2 % 68 % 0 %
Benchmark Score 13823 0 % 11963 13.5 %
Single Thread Score 2557.7 12.9 % 2937.9 0 %
Encrypting Data 7610.4 MB/s 0 % 6573.8 MB/s 13.6 %
Compressing Data 314.2 MB/s 0 % 276.3 MB/s 12.1 %
String objects sorting 41012.9 thousand/s 0 % 36426.1 thousand/s 11.2 %
Prime numbers generation 75.6 millions/s 0 % 47.4 millions/s 37.3 %
Mathemathic operations (integer) 71962.7 millions/s 0 % 66217.2 millions/s 8 %
Mathemathic operations (float) 45138.1 millions/s 0 % 40894.2 millions/s 9.4 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-7900X, Core i9-9900K.

Average frames per second Core i9-7900X Core i9-9900K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 135.3 FPS 128.9 FPS
High settings 216.4 FPS 206.2 FPS
Medium settings 270.5 FPS 257.8 FPS
Low settings 338.1 FPS 322.3 FPS
Difference 0 % 4.7 %

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 i9-7900X Core i9-9900K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 157.7 FPS 154.0 FPS
High settings 252.4 FPS 246.4 FPS
Medium settings 315.5 FPS 307.9 FPS
Low settings 394.4 FPS 384.9 FPS
Difference 0 % 2.4 %
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