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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom II X4 B97 vs AMD Phenom II X4 820

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

×AMD Phenom II X4 B97×AMD Phenom II X4 820+ ADD
Price$79.951$69.951
Socket TypeAM2+/AM3AM3
CPU ClassDesktopDesktop
Clockspeed3.2 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
Max TDP95W95W
Yearly Running Cost$17.34$17.34
First Seen on ChartQ3 2010Q4 2009
# of Samples106221
Single Thread Rating(% diff. to max in group)1326(0.0%)1138(-14.2%)
CPU Mark(% diff. to max in group)2498(0.0%)2103(-15.8%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 4th of July 2022 - Higher results represent better performance
AMD Phenom II X4 B97
2,498
AMD Phenom II X4 820
2,103
CPU Value (CPU Mark / $Price)
As of 4th of July 2022 - Higher results represent better value
AMD Phenom II X4 B97
31.25
AMD Phenom II X4 820
30.07
CPU Single Thread Rating
As of 4th of July 2022 - Higher results represent better performance
AMD Phenom II X4 B97
1,326
AMD Phenom II X4 820
1,138

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 Phenom II X4 820
Max TDP95W95W
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.