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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Extreme X9775 @ 3.20GHz vs AMD Phenom II X4 955

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

×Intel Core2 Extreme X9775 @ 3.20GHz×AMD Phenom II X4 955+ ADD
Price$1805.951$49.951
Socket TypeLGA771AM3
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
Max TDP150W125W
Yearly Running Cost$27.38$22.81
First Seen on ChartQ1 2009Q1 2009
# of Samples43724
Cross-Platform Rating05935
Single Thread Rating14511313
CPU Mark27802434
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 21st of October 2020 - Higher results represent better performance
Intel Core2 Extreme X9775 @ 3.20GHz
2,780
AMD Phenom II X4 955
2,434
CPU Value (CPU Mark / $Price)
As of 21st of October 2020 - Higher results represent better value
Intel Core2 Extreme X9775 @ 3.20GHz
1.54
AMD Phenom II X4 955
48.72
CPU Single Thread Rating
As of 21st of October 2020 - Higher results represent better performance
Intel Core2 Extreme X9775 @ 3.20GHz
1,451
AMD Phenom II X4 955
1,313

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 955
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.