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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom II X4 B97 vs AMD A8-3870K APU

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


×AMD Phenom II X4 B97×AMD A8-3870K APU+ ADD
Price$79.951$68.04
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Socket TypeAM2+/AM3FM1
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
Max TDP95W100W
Yearly Running Cost$17.34$18.25
First Seen on ChartQ3 2010Q4 2011
# of Samples106577
Single Thread Rating13261237
CPU Mark24982327
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 26th of June 2022 - Higher results represent better performance
AMD Phenom II X4 B97
 2,498
AMD A8-3870K APU
 2,327
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 26th of June 2022 - Higher results represent better value
AMD Phenom II X4 B97
 31.25
AMD A8-3870K APU
 34.20
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 26th of June 2022 - Higher results represent better performance
AMD Phenom II X4 B97
 1,326
AMD A8-3870K APU
 1,237
PassMark Software © 2008-2022

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 Phenom II X4 B97AMD A8-3870K APU
Max TDP95W100W
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.