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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×Intel Core2 Extreme Q6850 @ 3.00GHz+ ADD
Price$1805.951$1495.951
Socket TypeLGA771LGA775
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores44
Max TDP150W130W
Yearly Running Cost$27.38$23.73
First Seen on ChartQ1 2009Q4 2008
# of Samples4193
Single Thread Rating13911157
CPU Mark46463622

CPU Mark Rating
As of 8th of December 2019 - Higher results represent better performance
Intel Core2 Extreme X9775 @ 3.20GHz
4,646
Intel Core2 Extreme Q6850 @ 3.00GHz
3,622
CPU Value (CPU Mark / $Price)
As of 8th of December 2019 - Higher results represent better value
Intel Core2 Extreme X9775 @ 3.20GHz
2.57
Intel Core2 Extreme Q6850 @ 3.00GHz
2.42
CPU Single Thread Rating
As of 8th of December 2019 - Higher results represent better performance
Intel Core2 Extreme X9775 @ 3.20GHz
1,391
Intel Core2 Extreme Q6850 @ 3.00GHz
1,157

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 @ 3.20GHzIntel Core2 Extreme Q6850 @ 3.00GHz
Max TDP150W130W
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.