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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 5900X vs AMD Ryzen 9 3900

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×AMD Ryzen 9 5900X×AMD Ryzen 9 3900+ ADD
Price$559.99
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$572.96
BUY NOW!
Socket TypeAM4AM4
CPU ClassDesktopDesktop
Clockspeed3.7 GHz3.1 GHz
Turbo SpeedUp to 4.8 GHzUp to 4.3 GHz
# of Physical Cores12 (Threads: 24)12 (Threads: 24)
Max TDP105W65W
Yearly Running Cost$19.16$11.86
First Seen on ChartQ4 2020Q4 2019
# of Samples2686133
Cross-Platform Rating8279464328
Single Thread Rating34962649
CPU Mark3952130886

CPU Mark Rating
As of 26th of October 2021 - Higher results represent better performance
AMD Ryzen 9 5900X
39,521
AMD Ryzen 9 3900
30,886
CPU Value (CPU Mark / $Price)
As of 26th of October 2021 - Higher results represent better value
AMD Ryzen 9 5900X
70.57
AMD Ryzen 9 3900
53.91
CPU Single Thread Rating
As of 26th of October 2021 - Higher results represent better performance
AMD Ryzen 9 5900X
3,496
AMD Ryzen 9 3900
2,649

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
AMD Ryzen 9 5900XAMD Ryzen 9 3900
Max TDP105W65W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.