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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom X3 8550 vs Intel Core2 Duo E7300 @ 2.66GHz

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


×AMD Phenom X3 8550×Intel Core2 Duo E7300 @ 2.66GHz+ ADD
Price$29.951$54.031
Socket TypeAM2/AM2+LGA775
CPU ClassDesktopDesktop
Clockspeed2.2 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores3 (Threads: 3)2 (Threads: 2)
Max TDP95W65W
Yearly Running Cost$17.34$11.86
First Seen on ChartQ2 2009Q4 2008
# of Samples74782
Single Thread Rating81010973
CPU Mark976964
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 26th of June 2022 - Higher results represent better performance
AMD Phenom X3 8550
 976
Intel Core2 Duo E7300 @ 2.66GHz
 964
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 26th of June 2022 - Higher results represent better value
AMD Phenom X3 8550
 32.59
Intel Core2 Duo E7300 @ 2.66GHz
 17.84
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 26th of June 2022 - Higher results represent better performance
AMD Phenom X3 8550
 810
Intel Core2 Duo E7300 @ 2.66GHz
 1,097
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 X3 8550Intel Core2 Duo E7300 @ 2.66GHz
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.