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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.

×AMD Opteron 146×Intel Xeon E5420 @ 2.50GHz+ ADD
Price$59.991$62.951
Socket Type939LGA771
CPU ClassServerServer
Clockspeed2.0 GHz2.5 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores14
Max TDP67W80W
Yearly Running Cost$12.23$14.60
First Seen on ChartQ1 2009Q1 2009
# of Samples2213
Single Thread Rating61631065
CPU Mark5323482

CPU Mark Rating
As of 17th of November 2019 - Higher results represent better performance
AMD Opteron 146
532
Intel Xeon E5420 @ 2.50GHz
3,482
CPU Value (CPU Mark / $Price)
As of 17th of November 2019 - Higher results represent better value
AMD Opteron 146
8.87
Intel Xeon E5420 @ 2.50GHz
55.31
CPU Single Thread Rating
As of 17th of November 2019 - Higher results represent better performance
AMD Opteron 146
616
Intel Xeon E5420 @ 2.50GHz
1,065

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.
AMD Opteron 146Intel Xeon E5420 @ 2.50GHz
Max TDP67W80W
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.