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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen Threadripper PRO 3945WX 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 Threadripper PRO 3945WX×AMD Ryzen 9 3900+ ADD
PriceSearch Online$516.99
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Socket TypesWRX8AM4
CPU ClassDesktopDesktop
Clockspeed4.0 GHz3.1 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.3 GHz
# of Physical Cores12 (Threads: 24)12 (Threads: 24)
Max TDP280W65W
Yearly Running Cost$51.10$11.86
First Seen on ChartQ3 2020Q4 2019
# of Samples56188
Single Thread Rating(% diff. to max in group)2709(0.0%)2603(-3.9%)
CPU Mark(% diff. to max in group)33441(0.0%)30628(-8.4%)

CPU Mark Rating
As of 29th of June 2022 - Higher results represent better performance
AMD Ryzen Threadripper PRO 3945WX
 33,441
AMD Ryzen 9 3900
 30,628
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 29th of June 2022 - Higher results represent better value
AMD Ryzen Threadripper PRO 3945WX
 NA
AMD Ryzen 9 3900
 59.24
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 29th of June 2022 - Higher results represent better performance
AMD Ryzen Threadripper PRO 3945WX
 2,709
AMD Ryzen 9 3900
 2,603
PassMark Software © 2008-2022

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 Threadripper PRO 3945WXAMD Ryzen 9 3900
Max TDP280W65W
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.