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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-5820K @ 3.30GHz 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 i7-5820K @ 3.30GHz×AMD Ryzen 9 3900X+ ADD
Price$397
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$544
BUY NOW!
Socket TypeLGA2011-v3AM4
CPU ClassDesktopDesktop
Clockspeed3.3 GHz3.8 GHz
Turbo SpeedUp to 3.6 GHzUp to 4.6 GHz
# of Physical Cores6 (Threads: 12)12 (Threads: 24)
Max TDP140W105W
Yearly Running Cost$25.55$19.16
First Seen on ChartQ2 2014Q2 2019
# of Samples43947899
Single Thread Rating20172728
CPU Mark984032802

CPU Mark Rating
As of 9th of December 2021 - Higher results represent better performance
Intel Core i7-5820K @ 3.30GHz
9,840
AMD Ryzen 9 3900X
32,802
CPU Value (CPU Mark / $Price)
As of 9th of December 2021 - Higher results represent better value
Intel Core i7-5820K @ 3.30GHz
24.79
AMD Ryzen 9 3900X
60.30
CPU Single Thread Rating
As of 9th of December 2021 - Higher results represent better performance
Intel Core i7-5820K @ 3.30GHz
2,017
AMD Ryzen 9 3900X
2,728

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 i7-5820K @ 3.30GHzAMD Ryzen 9 3900X
Max TDP140W105W
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.