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AMD logo Ryzen 9 7900
versus
AMD logo Phenom II X4 945

AMD Ryzen 9 7900 logo AMD Phenom II X4 945 logo
General information Ryzen 9 7900 Phenom II X4 945
Launched Q1 2023 Q2 2009
Used in Desktop Desktop
Factory AMD AMD
Socket AM5 AM3
Series Name AMD Ryzen 9 AMD Phenom II X4
Core Family Name Raphael Deneb
Clock 3.7 GHz 0 % 3 GHz 18.9 %
Cores 12 0 % 4 66.7 %
Threads 24 0 % 4 83.3 %
Thermal Design Power (TDP) 65 W 48 % 125 W 0 %
Lithography 5 nm 88.9 % 45 nm 0 %
L1 Cache 12 × 32 kB Instruction
12 × 32 kB Data
4 × 64 kB Instruction
4 × 64 kB Data
L2 Cache 12 × 1 MB
4 × 512 kB
L3 Cache 1 × 64 MB
1 × 6 MB
ECC Supported Yes No
Multithreading Supported Yes No
Performance Ryzen 9 7900 Phenom II X4 945
Overall Score 74936 0 % 35216 53 %
Future Proof 92 % 0 % 13 % 85.9 %
Benchmark Score 31533 0 % 1538 95.1 %
Single Thread Score 4123.9 0 % 1229.3 70.2 %
Encrypting Data 35055.2 MB/s 0 % 3518.8 MB/s 90 %
Compressing Data 564.4 MB/s 0 % 51.1 MB/s 91 %
String objects sorting 68016.4 thousand/s 0 % 6549.9 thousand/s 90.4 %
Prime numbers generation 379 millions/s 0 % 14 millions/s 96.3 %
Mathemathic operations (integer) 167602 millions/s 0 % 7099.8 millions/s 95.8 %
Mathemathic operations (float) 99040.5 millions/s 0 % 5295.8 millions/s 94.7 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Ryzen 9 7900, Phenom II X4 945.

Average frames per second Ryzen 9 7900 Phenom II X4 945
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 177.3 FPS 59.3 FPS
High settings 283.8 FPS 94.9 FPS
Medium settings 354.7 FPS 118.6 FPS
Low settings 443.4 FPS 148.3 FPS
Difference 0 % 66.6 %

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 9 7900 Phenom II X4 945
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 182.5 FPS 112.7 FPS
High settings 292.0 FPS 180.3 FPS
Medium settings 364.9 FPS 225.3 FPS
Low settings 456.2 FPS 281.7 FPS
Difference 0 % 38.3 %
Configuration Settings
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