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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-3930K @ 3.20GHz vs AMD FX-8120 Eight-Core

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

×Intel Core i7-3930K @ 3.20GHz×AMD FX-8120 Eight-Core+ ADD
Price$189.991$222.731
Socket TypeLGA2011AM3+
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.1 GHz
Turbo SpeedUp to 3.8 GHzUp to 4.0 GHz
# of Physical Cores6 (2 logical cores per physical)4 (2 logical cores per physical)
Max TDP130W125W
Yearly Running Cost$23.73$22.81
First Seen on ChartQ4 2011Q4 2011
# of Samples32162260
Single Thread Rating19351221
CPU Mark119726647

CPU Mark Rating
As of 26th of February 2020 - Higher results represent better performance
Intel Core i7-3930K @ 3.20GHz
11,972
AMD FX-8120 Eight-Core
6,647
CPU Value (CPU Mark / $Price)
As of 26th of February 2020 - Higher results represent better value
Intel Core i7-3930K @ 3.20GHz
63.02
AMD FX-8120 Eight-Core
29.85
CPU Single Thread Rating
As of 26th of February 2020 - Higher results represent better performance
Intel Core i7-3930K @ 3.20GHz
1,935
AMD FX-8120 Eight-Core
1,221

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 i7-3930K @ 3.20GHzAMD FX-8120 Eight-Core
Max TDP130W125W
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.