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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.


×Intel Core2 Extreme X9775 @ 3.20GHz×AMD Phenom II X4 965+ ADD
Price$1805.951$84.01 BUY NOW!
Socket TypeLGA771AM3
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.4 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores44
Max TDP150W125W
Yearly Running Cost$27.38$22.81
First Seen on ChartQ1 2009Q2 2009
# of Samples44442
Single Thread Rating13911182
CPU Mark46464177

CPU Mark Rating
As of 21st of November 2019 - Higher results represent better performance
Intel Core2 Extreme X9775 @ 3.20GHz
 4,646
AMD Phenom II X4 965
 4,177
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 21st of November 2019 - Higher results represent better value
Intel Core2 Extreme X9775 @ 3.20GHz
 2.57
AMD Phenom II X4 965
 49.73
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 21st of November 2019 - Higher results represent better performance
Intel Core2 Extreme X9775 @ 3.20GHz
 1,391
AMD Phenom II X4 965
 1,182
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.
Intel Core2 Extreme X9775 @ 3.20GHzAMD Phenom II X4 965
Max TDP150W125W
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.