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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Extreme X9650 @ 3.00GHz vs Intel Core2 Quad Q9550 @ 2.83GHz

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

×Intel Core2 Extreme X9650 @ 3.00GHz×Intel Core2 Quad Q9550 @ 2.83GHz+ ADD
Price$859.991$44.491
Socket TypeLGA775LGA775
CPU ClassDesktopDesktop
Clockspeed3.0 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores44
Max TDP130W95W
Yearly Running Cost$23.73$17.34
First Seen on ChartQ4 2008Q4 2008
# of Samples3263532
Single Thread Rating12531196
CPU Mark41553959

CPU Mark Rating
As of 23rd of February 2020 - Higher results represent better performance
Intel Core2 Extreme X9650 @ 3.00GHz
4,155
Intel Core2 Quad Q9550 @ 2.83GHz
3,959
CPU Value (CPU Mark / $Price)
As of 23rd of February 2020 - Higher results represent better value
Intel Core2 Extreme X9650 @ 3.00GHz
4.83
Intel Core2 Quad Q9550 @ 2.83GHz
89.00
CPU Single Thread Rating
As of 23rd of February 2020 - Higher results represent better performance
Intel Core2 Extreme X9650 @ 3.00GHz
1,253
Intel Core2 Quad Q9550 @ 2.83GHz
1,196

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 X9650 @ 3.00GHzIntel Core2 Quad Q9550 @ 2.83GHz
Max TDP130W95W
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.