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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon II X3 455 vs AMD A8-3820 APU

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

×AMD Athlon II X3 455×AMD A8-3820 APU+ ADD
Price$39.99
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$44.951
Socket TypeAM3FM1
CPU ClassDesktopDesktop
Clockspeed3.3 GHz2.5 GHz
Turbo SpeedNot SupportedUp to 2.8 GHz
# of Physical Cores3 (Threads: 3)4 (Threads: 4)
Max TDP95W65W
Yearly Running Cost$17.34$11.86
First Seen on ChartQ4 2010Q1 2012
# of Samples361115
Cross-Platform Rating37864730
Single Thread Rating13411096
CPU Mark18192019
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 20th of October 2021 - Higher results represent better performance
AMD Athlon II X3 455
1,819
AMD A8-3820 APU
2,019
CPU Value (CPU Mark / $Price)
As of 20th of October 2021 - Higher results represent better value
AMD Athlon II X3 455
45.49
AMD A8-3820 APU
44.91
CPU Single Thread Rating
As of 20th of October 2021 - Higher results represent better performance
AMD Athlon II X3 455
1,341
AMD A8-3820 APU
1,096

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 Athlon II X3 455AMD A8-3820 APU
Max TDP95W65W
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.