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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom X3 8550 vs AMD Phenom II X4 955

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

×AMD Phenom X3 8550×AMD Phenom II X4 955+ ADD
Price$169.951$49.95
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Socket TypeAM2/AM2+AM3
CPU ClassDesktopDesktop
Clockspeed2.2 GHz3.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores3 (Threads: 3)4 (Threads: 4)
Max TDP95W125W
Yearly Running Cost$17.34$22.81
First Seen on ChartQ2 2009Q1 2009
# of Samples723682
Cross-Platform Rating05888
Single Thread Rating8981303
CPU Mark12522409
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 4th of June 2020 - Higher results represent better performance
AMD Phenom X3 8550
1,252
AMD Phenom II X4 955
2,409
CPU Value (CPU Mark / $Price)
As of 4th of June 2020 - Higher results represent better value
AMD Phenom X3 8550
7.36
AMD Phenom II X4 955
48.23
CPU Single Thread Rating
As of 4th of June 2020 - Higher results represent better performance
AMD Phenom X3 8550
898
AMD Phenom II X4 955
1,303

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 X3 8550AMD Phenom II X4 955
Max TDP95W125W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.