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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.


×Quad-Core AMD Opteron 1389×Intel Xeon X6550 @ 2.00GHz+ ADD
PriceSearch OnlineSearch Online
Socket TypeAM2LGA1567
CPU ClassServerServer
Clockspeed2.9 GHz2.0 GHz
Turbo SpeedNot SupportedUp to 2.4 GHz
# of Physical Cores44
Max TDP75W130W
Yearly Running Cost$13.69$23.73
First Seen on ChartQ1 2014Q4 2013
# of Samples51
Single Thread Rating1001600
CPU Mark34462977

CPU Mark Rating
As of 14th of December 2019 - Higher results represent better performance
Quad-Core AMD Opteron 1389
 3,446
Intel Xeon X6550 @ 2.00GHz
 2,977
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 14th of December 2019 - Higher results represent better performance
Quad-Core AMD Opteron 1389
 1,001
Intel Xeon X6550 @ 2.00GHz
 600
PassMark Software © 2008-2019

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.
Quad-Core AMD Opteron 1389Intel Xeon X6550 @ 2.00GHz
Max TDP75W130W
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.