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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i9-12900K vs AMD Ryzen 9 3900X

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

×Intel Core i9-12900K×AMD Ryzen 9 3900X+ ADD
Price$617.98
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$548.97
BUY NOW!
Socket TypeFCLGA1700AM4
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.8 GHz
Turbo SpeedUp to 5.2 GHzUp to 4.6 GHz
# of Physical Cores16 (Threads: 24)12 (Threads: 24)
Max TDP241W105W
Yearly Running Cost$43.98$19.16
First Seen on ChartQ4 2021Q2 2019
# of Samples4288097
Single Thread Rating41982727
CPU Mark3996932788

CPU Mark Rating
As of 24th of January 2022 - Higher results represent better performance
Intel Core i9-12900K
39,969
AMD Ryzen 9 3900X
32,788
CPU Value (CPU Mark / $Price)
As of 24th of January 2022 - Higher results represent better value
Intel Core i9-12900K
64.68
AMD Ryzen 9 3900X
59.73
CPU Single Thread Rating
As of 24th of January 2022 - Higher results represent better performance
Intel Core i9-12900K
4,198
AMD Ryzen 9 3900X
2,727

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.
Intel Core i9-12900KAMD Ryzen 9 3900X
Max TDP241W105W
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.