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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 X9650 @ 3.00GHz×AMD Athlon II X4 640+ ADD
Price$859.991$79.95 BUY NOW!
Socket TypeLGA775AM3
CPU ClassDesktopDesktop
Clockspeed3.0 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores44
Max TDP130W95W
Yearly Running Cost$23.73$17.34
First Seen on ChartQ4 2008Q2 2010
# of Samples3171556
Single Thread Rating12531025
CPU Mark41573315

CPU Mark Rating
As of 14th of December 2019 - Higher results represent better performance
Intel Core2 Extreme X9650 @ 3.00GHz
4,157
AMD Athlon II X4 640
3,315
CPU Value (CPU Mark / $Price)
As of 14th of December 2019 - Higher results represent better value
Intel Core2 Extreme X9650 @ 3.00GHz
4.83
AMD Athlon II X4 640
41.47
CPU Single Thread Rating
As of 14th of December 2019 - Higher results represent better performance
Intel Core2 Extreme X9650 @ 3.00GHz
1,253
AMD Athlon II X4 640
1,025

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 @ 3.00GHzAMD Athlon II X4 640
Max TDP130W95W
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.