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Intel logo Core i9-7940X
versus
Intel logo Core i5-6600

Intel Core i9-7940X logo Intel Core i5-6600 logo
General information Core i9-7940X Core i5-6600
Launched Q3 2017 Q3 2015
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA2066 LGA1151
Series Name Intel Core i9 Intel Core i5
Core Family Name Skylake-X Skylake-S
Clock 3.1 GHz 6.1 % 3.3 GHz 0 %
Turbo Clock 4.3 GHz 0 % 3.9 GHz 9.3 %
Cores 14 0 % 4 71.4 %
Threads 28 0 % 4 85.7 %
Thermal Design Power (TDP) 165 W 0 % 65 W 60.6 %
Maximum supported RAM 128 GB 0 % 64 GB 50 %
Lithography 14 nm 0 % 14 nm 0 %
L1 Cache 14 × 32 kB Instruction
14 × 32 kB Data
4 × 32 kB Instruction
4 × 32 kB Data
L2 Cache 14 × 1 MB
4 × 256 kB
L3 Cache 1 × 19.25 MB
1 × 6 MB
ECC Supported No No
Multithreading Supported Yes No
Performance Core i9-7940X Core i5-6600
Overall Score 64035 0 % 44474 30.5 %
Future Proof 60 % 0 % 49 % 18.3 %
Benchmark Score 16814 0 % 3912 76.7 %
Single Thread Score 2501 0 % 2250 10 %
Encrypting Data 9743.9 MB/s 0 % 1800.8 MB/s 81.5 %
Compressing Data 421.9 MB/s 0 % 80.6 MB/s 80.9 %
String objects sorting 54158.5 thousand/s 0 % 10165.5 thousand/s 81.2 %
Prime numbers generation 92.5 millions/s 0 % 28.9 millions/s 68.7 %
Mathemathic operations (integer) 96817.7 millions/s 0 % 15781.7 millions/s 83.7 %
Mathemathic operations (float) 60100.2 millions/s 0 % 13473 millions/s 77.6 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-7940X, Core i5-6600.

Average frames per second Core i9-7940X Core i5-6600
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 144.9 FPS 86.8 FPS
High settings 231.8 FPS 138.9 FPS
Medium settings 289.8 FPS 173.6 FPS
Low settings 362.2 FPS 217.0 FPS
Difference 0 % 40.1 %

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 i9-7940X Core i5-6600
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 163.3 FPS 128.9 FPS
High settings 261.4 FPS 206.2 FPS
Medium settings 326.7 FPS 257.8 FPS
Low settings 408.4 FPS 322.2 FPS
Difference 0 % 21.1 %
Configuration Settings
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