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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 9 5900X vs AMD Ryzen 9 3950X

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 3950X+ ADD
Price$864
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$719.99
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Socket TypeAM4AM4
CPU ClassDesktopDesktop
Clockspeed3.7 GHz3.5 GHz
Turbo SpeedUp to 4.8 GHzUp to 4.7 GHz
# of Physical Cores12 (Threads: 24)16 (Threads: 32)
Max TDP105W105W
Yearly Running Cost$19.16$19.16
First Seen on ChartQ4 2020Q4 2019
# of Samples5811532
Cross-Platform Rating8290985413
Single Thread Rating35062747
CPU Mark3950939301

CPU Mark Rating
As of 15th of January 2021 - Higher results represent better performance
AMD Ryzen 9 5900X
39,509
AMD Ryzen 9 3950X
39,301
CPU Value (CPU Mark / $Price)
As of 15th of January 2021 - Higher results represent better value
AMD Ryzen 9 5900X
45.73
AMD Ryzen 9 3950X
54.59
CPU Single Thread Rating
As of 15th of January 2021 - Higher results represent better performance
AMD Ryzen 9 5900X
3,506
AMD Ryzen 9 3950X
2,747

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 3950X
Max TDP105W105W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.