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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

CPU Performance Comparison

Performance of selected CPUs can be found below. The values for the CPU are determined from thousands of PerformanceTest benchmark results and is updated daily.


AMD A6-6400B APUAMD A4-6320 APU
PriceSearch Online$69.991
Socket TypeFM2FM2
CPU ClassDesktopDesktop
Clockspeed3.9 GHz3.8 GHz
Turbo SpeedUp to 4.1 GHzUp to 4.0 GHz
# of Physical Cores1 (2 logical cores per physical)1 (2 logical cores per physical)
Max TDP65W65W
Yearly Running Cost$11.86$11.86
First Seen on ChartQ1 2014Q2 2014
# of Samples1131
Single Thread Rating13871426
CPU Mark22812329
CPU Mark Rating
As of 14th of October 2019 - Higher results represent better performance
AMD A6-6400B APU
 2,281
AMD A4-6320 APU
 2,329
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 14th of October 2019 - Higher results represent better value
AMD A6-6400B APU
 NA
AMD A4-6320 APU
 33.29
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 14th of October 2019 - Higher results represent better performance
AMD A6-6400B APU
 1,387
AMD A4-6320 APU
 1,426
PassMark Software © 2008-2019

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 A6-6400B APUAMD A4-6320 APU
Max TDP65W65W
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.