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Intel logo Core i9-9940X
versus
Intel logo Core i5-14400

Intel Core i9-9940X logo Intel Core i5-14400 logo
General information Core i9-9940X Core i5-14400
Launched Q4 2018 Q1 2024
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA2066 FCLGA1700
Series Name Intel Core i9 Intel Core i5
Core Family Name Skylake-X Raptor Lake Refresh
Clock 3.3 GHz 0 % 2.5 GHz 24.2 %
Turbo Clock 4.5 GHz 4.3 % 4.7 GHz 0 %
Cores 14 0 % 10 28.6 %
Threads 28 0 % 16 42.9 %
Thermal Design Power (TDP) 165 W 0 % 148 W 10.3 %
Maximum supported RAM 128 GB 33.3 % 192 GB 0 %
Lithography 14 nm 0 % 10 nm 28.6 %
ECC Supported No Yes
Multithreading Supported Yes Yes
Performance Core i9-9940X Core i5-14400
Overall Score 65264 0 % 64524 1.1 %
Future Proof 68 % 30.6 % 98 % 0 %
Benchmark Score 18143 0 % 17334 4.5 %
Single Thread Score 2645.2 30.3 % 3794.6 0 %
Encrypting Data 10583.5 MB/s 39.8 % 17592.1 MB/s 0 %
Compressing Data 455.9 MB/s 0 % 320 MB/s 29.8 %
String objects sorting 59276 thousand/s 0 % 32787.2 thousand/s 44.7 %
Prime numbers generation 97.3 millions/s 5.3 % 102.7 millions/s 0 %
Mathemathic operations (integer) 104378 millions/s 0 % 83782.8 millions/s 19.7 %
Mathemathic operations (float) 65816.1 millions/s 0 % 62203.4 millions/s 5.5 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-9940X, Core i5-14400.

Average frames per second Core i9-9940X Core i5-14400
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 148.5 FPS 146.4 FPS
High settings 237.6 FPS 234.2 FPS
Medium settings 297.0 FPS 292.7 FPS
Low settings 371.3 FPS 365.9 FPS
Difference 0 % 1.4 %

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 i9-9940X Core i5-14400
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 166.0 FPS 164.7 FPS
High settings 265.5 FPS 263.4 FPS
Medium settings 331.9 FPS 329.3 FPS
Low settings 414.9 FPS 411.6 FPS
Difference 0 % 0.8 %
Configuration Settings
Gaming astronaut image
Video game
Required
Screen resolution Screen resolution image
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