Compare processors

Intel logo Core i5-8400
versus
Intel logo Core i7-4790K

Intel Core i5-8400 logo Intel Core i7-4790K logo
General information Core i5-8400 Core i7-4790K
Launched Q4 2017 Q2 2014
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA1151-2 LGA1150
Series Name Intel Core i5 Intel Core i7
Core Family Name Coffee Lake Haswell Refresh
Clock 2.8 GHz 30 % 4 GHz 0 %
Turbo Clock 4 GHz 9.1 % 4.4 GHz 0 %
Cores 6 0 % 4 33.3 %
Threads 6 25 % 8 0 %
Thermal Design Power (TDP) 65 W 26.1 % 88 W 0 %
Lithography 14 nm 36.4 % 22 nm 0 %
L1 Cache 6 × 32 kB Instruction
6 × 32 kB Data
4 × 32 kB Instruction
4 × 32 kB Data
L2 Cache 6 × 256 kB
4 × 256 kB
L3 Cache 1 × 9 MB
1 × 8 MB
ECC Supported No No
Multithreading Supported No Yes
Integrated GPU Intel UHD Graphics 630 Intel HD Graphics 4600
Performance Core i5-8400 Core i7-4790K
Overall Score 49434 0 % 47795 3.3 %
Future Proof 62 % 0 % 42 % 32.3 %
Benchmark Score 5972 0 % 5218 12.6 %
Single Thread Score 2397.3 3.6 % 2486.2 0 %
Encrypting Data 2774.1 MB/s 0 % 2241.7 MB/s 19.2 %
Compressing Data 127.9 MB/s 0 % 119.8 MB/s 6.3 %
String objects sorting 16316.5 thousand/s 1.3 % 16532.9 thousand/s 0 %
Prime numbers generation 36.7 millions/s 0 % 34.2 millions/s 6.7 %
Mathemathic operations (integer) 25797.8 millions/s 11.6 % 29166.6 millions/s 0 %
Mathemathic operations (float) 21835.7 millions/s 0 % 14632 millions/s 33 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i5-8400, Core i7-4790K.

Average frames per second Core i5-8400 Core i7-4790K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 101.5 FPS 96.6 FPS
High settings 162.4 FPS 154.6 FPS
Medium settings 203.0 FPS 193.3 FPS
Low settings 253.7 FPS 241.6 FPS
Difference 0 % 4.8 %

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 i5-8400 Core i7-4790K
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 137.5 FPS 134.6 FPS
High settings 220.0 FPS 215.4 FPS
Medium settings 275.0 FPS 269.3 FPS
Low settings 343.7 FPS 336.6 FPS
Difference 0 % 2.1 %
Configuration Settings
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Screen resolution Screen resolution image
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