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Intel logo Core i7-9800X
versus
Intel logo Core i5-7640X

Intel Core i7-9800X logo Intel Core i5-7640X logo
General information Core i7-9800X Core i5-7640X
Launched Q4 2018 Q3 2017
Used in Desktop Desktop
Factory Intel Intel
Socket FCLGA2066 FCLGA2066
Series Name Intel Core i7 Intel Core i5
Core Family Name Skylake-X Kaby Lake-X
Clock 3.8 GHz 5 % 4 GHz 0 %
Turbo Clock 4.5 GHz 0 % 4.2 GHz 6.7 %
Cores 8 0 % 4 50 %
Threads 16 0 % 4 75 %
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 8 × 32 kB Instruction
8 × 32 kB Data
4 × 32 kB Instruction
4 × 32 kB Data
L2 Cache 8 × 1 MB
4 × 256 kB
L3 Cache 1 × 16.5 MB
1 × 6 MB
ECC Supported No No
Multithreading Supported Yes No
Performance Core i7-9800X Core i5-7640X
Overall Score 58246 0 % 45686 21.6 %
Future Proof 68 % 0 % 60 % 11.8 %
Benchmark Score 11510 0 % 4356 62.2 %
Single Thread Score 2567.4 0 % 2511.7 2.2 %
Encrypting Data 6322.3 MB/s 0 % 1953.4 MB/s 69.1 %
Compressing Data 254.4 MB/s 0 % 89.1 MB/s 65 %
String objects sorting 33259.5 thousand/s 0 % 11664.7 thousand/s 64.9 %
Prime numbers generation 71.6 millions/s 0 % 32.3 millions/s 55 %
Mathemathic operations (integer) 59068.9 millions/s 0 % 18184.4 millions/s 69.2 %
Mathemathic operations (float) 36609 millions/s 0 % 15158.4 millions/s 58.6 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Core i7-9800X, Core i5-7640X.

Average frames per second Core i7-9800X Core i5-7640X
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 128.3 FPS 90.8 FPS
High settings 205.3 FPS 145.3 FPS
Medium settings 256.7 FPS 181.7 FPS
Low settings 320.8 FPS 227.1 FPS
Difference 0 % 29.2 %

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 i7-9800X Core i5-7640X
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 154.4 FPS 131.6 FPS
High settings 247.1 FPS 210.6 FPS
Medium settings 308.9 FPS 263.3 FPS
Low settings 386.1 FPS 329.1 FPS
Difference 0 % 14.8 %
Configuration Settings
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Screen resolution Screen resolution image
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