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AMD logo Ryzen 7 3800X
versus
AMD logo Phenom II X4 820

AMD Ryzen 7 3800X logo AMD Phenom II X4 820 logo
General information Ryzen 7 3800X Phenom II X4 820
Launched Q3 2019 Q4 2009
Used in Desktop Desktop
Factory AMD AMD
Socket AM4 AM3
Series Name AMD Ryzen 7 AMD Phenom II X4
Core Family Name Matisse Deneb
Clock 3.9 GHz 0 % 2.8 GHz 28.2 %
Cores 8 0 % 4 50 %
Threads 16 0 % 4 75 %
Thermal Design Power (TDP) 105 W 0 % 95 W 9.5 %
Lithography 7 nm 84.4 % 45 nm 0 %
L1 Cache 8 × 32 kB Instruction
8 × 64 kB Data
4 × 64 kB Instruction
4 × 64 kB Data
L2 Cache 8 × 512 kB
4 × 512 kB
L3 Cache 2 × 16 MB
1 × 4 MB
ECC Supported No No
Multithreading Supported Yes No
Performance Ryzen 7 3800X Phenom II X4 820
Overall Score 62214 0 % 34078 45.2 %
Future Proof 72 % 0 % 15 % 79.2 %
Benchmark Score 14981 0 % 1349 91 %
Single Thread Score 2734.3 0 % 1129.1 58.7 %
Encrypting Data 19439.4 MB/s 0 % 3057.7 MB/s 84.3 %
Compressing Data 299.4 MB/s 0 % 45.6 MB/s 84.8 %
String objects sorting 33091 thousand/s 0 % 5917 thousand/s 82.1 %
Prime numbers generation 105.5 millions/s 0 % 11 millions/s 89.6 %
Mathemathic operations (integer) 67462 millions/s 0 % 6449.3 millions/s 90.4 %
Mathemathic operations (float) 39570.1 millions/s 0 % 4665.8 millions/s 88.2 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Ryzen 7 3800X, Phenom II X4 820.

Average frames per second Ryzen 7 3800X Phenom II X4 820
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 139.5 FPS 56.0 FPS
High settings 223.2 FPS 89.5 FPS
Medium settings 279.0 FPS 111.9 FPS
Low settings 348.8 FPS 139.9 FPS
Difference 0 % 59.9 %

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 Ryzen 7 3800X Phenom II X4 820
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 160.1 FPS 110.7 FPS
High settings 256.2 FPS 177.1 FPS
Medium settings 320.3 FPS 221.3 FPS
Low settings 400.3 FPS 276.7 FPS
Difference 0 % 30.9 %
Configuration Settings
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