Compare processors

Intel logo Core i9-7940X
versus
Intel logo Core i7-7740X

Intel Core i9-7940X logo Intel Core i7-7740X logo
General information Core i9-7940X Core i7-7740X
Launched Q3 2017 Q3 2017
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA2066 FCLGA2066
Series Name Intel Core i9 Intel Core i7
Core Family Name Skylake-X Kaby Lake-X
Clock 3.1 GHz 27.9 % 4.3 GHz 0 %
Turbo Clock 4.3 GHz 4.4 % 4.5 GHz 0 %
Cores 14 0 % 4 71.4 %
Threads 28 0 % 8 71.4 %
Thermal Design Power (TDP) 165 W 0 % 112 W 32.1 %
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 × 8 MB
ECC Supported No No
Multithreading Supported Yes Yes
Performance Core i9-7940X Core i7-7740X
Overall Score 63774 0 % 49733 22 %
Future Proof 60 % 0 % 60 % 0 %
Benchmark Score 16542 0 % 6118 63 %
Single Thread Score 2496 7.8 % 2707.5 0 %
Encrypting Data 9559.2 MB/s 0 % 3284.3 MB/s 65.6 %
Compressing Data 416 MB/s 0 % 129.8 MB/s 68.8 %
String objects sorting 53461.3 thousand/s 0 % 17268.6 thousand/s 67.7 %
Prime numbers generation 90.7 millions/s 0 % 30.9 millions/s 66 %
Mathemathic operations (integer) 95827.6 millions/s 0 % 30596.8 millions/s 68.1 %
Mathemathic operations (float) 60330.3 millions/s 0 % 19000.7 millions/s 68.5 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i9-7940X, Core i7-7740X.

Average frames per second Core i9-7940X Core i7-7740X
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 144.8 FPS 102.9 FPS
High settings 231.7 FPS 164.7 FPS
Medium settings 289.6 FPS 205.8 FPS
Low settings 362.0 FPS 257.3 FPS
Difference 0 % 28.9 %

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 i7-7740X
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 164.5 FPS 139.0 FPS
High settings 263.2 FPS 222.4 FPS
Medium settings 329.0 FPS 278.0 FPS
Low settings 411.2 FPS 347.5 FPS
Difference 0 % 15.5 %
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