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Intel logo Core i7-6700K
versus
Intel logo Core i5-7400

Intel Core i7-6700K logo Intel Core i5-7400 logo
General information Core i7-6700K Core i5-7400
Launched Q3 2015 Q1 2017
Used in Desktop Desktop
Factory Intel Intel
Socket LGA1151 FCLGA1151
Series Name Intel Core i7 Intel Core i5
Core Family Name Skylake-S Kaby Lake-S
Clock 4 GHz 0 % 3 GHz 25 %
Turbo Clock 4.2 GHz 0 % 3.5 GHz 16.7 %
Cores 4 0 % 4 0 %
Threads 8 0 % 4 50 %
Thermal Design Power (TDP) 95 W 0 % 65 W 31.6 %
Maximum supported RAM 64 GB 0 % 64 GB 0 %
Lithography 14 nm 0 % 14 nm 0 %
L1 Cache 4 × 32 kB Instruction
4 × 32 kB Data
4 × 32 kB Instruction
4 × 32 kB Data
L2 Cache 4 × 256 kB
4 × 256 kB
L3 Cache 1 × 8 MB
1 × 6 MB
ECC Supported No No
Multithreading Supported Yes No
Integrated GPU Intel HD Graphics 530 Intel HD Graphics 630
Performance Core i7-6700K Core i5-7400
Overall Score 49142 0 % 43501 11.5 %
Future Proof 49 % 14 % 57 % 0 %
Benchmark Score 5832 0 % 3581 38.6 %
Single Thread Score 2497.5 0 % 2081.7 16.6 %
Encrypting Data 3086.5 MB/s 0 % 1597 MB/s 48.3 %
Compressing Data 123.1 MB/s 0 % 74.8 MB/s 39.2 %
String objects sorting 15996.2 thousand/s 0 % 9399.4 thousand/s 41.2 %
Prime numbers generation 30.2 millions/s 0 % 27.2 millions/s 10 %
Mathemathic operations (integer) 28319.9 millions/s 0 % 14438 millions/s 49 %
Mathemathic operations (float) 17230.5 millions/s 0 % 12092.6 millions/s 29.8 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-6700K, Core i5-7400.

Average frames per second Core i7-6700K Core i5-7400
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 100.2 FPS 83.5 FPS
High settings 160.4 FPS 133.6 FPS
Medium settings 200.5 FPS 167.0 FPS
Low settings 250.6 FPS 208.8 FPS
Difference 0 % 16.7 %

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 i7-6700K Core i5-7400
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 136.9 FPS 126.9 FPS
High settings 219.0 FPS 203.1 FPS
Medium settings 273.8 FPS 253.8 FPS
Low settings 342.2 FPS 317.3 FPS
Difference 0 % 7.3 %
Configuration Settings
Gaming astronaut image
Video game
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Screen resolution Screen resolution image
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