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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

CPU Performance Comparison

Performance of selected CPUs can be found below. The values for the CPU are determined from thousands of PerformanceTest benchmark results and is updated daily.


×AMD Phenom II X3 B75×Intel Core2 Quad Q8300 @ 2.50GHz+ ADD
Price$39.991$49.991
Socket TypeAM3LGA775
CPU ClassDesktopDesktop
Clockspeed3.0 GHz2.5 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores34
Max TDP95W95W
Yearly Running Cost$17.34$17.34
First Seen on ChartQ2 2009Q1 2009
# of Samples551871
Single Thread Rating10571057
CPU Mark28972979

CPU Mark Rating
As of 13th of December 2019 - Higher results represent better performance
AMD Phenom II X3 B75
 2,897
Intel Core2 Quad Q8300 @ 2.50GHz
 2,979
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 13th of December 2019 - Higher results represent better value
AMD Phenom II X3 B75
 72.45
Intel Core2 Quad Q8300 @ 2.50GHz
 59.61
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 13th of December 2019 - Higher results represent better performance
AMD Phenom II X3 B75
 1,057
Intel Core2 Quad Q8300 @ 2.50GHz
 1,057
PassMark Software © 2008-2019

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 X3 B75Intel Core2 Quad Q8300 @ 2.50GHz
Max TDP95W95W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.