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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 Xeon E5503 @ 2.00GHzIntel Xeon 5148 @ 2.33GHz
Price$287.011$13.131
Socket TypeLGA1366LGA771
CPU ClassServerServer
Clockspeed2.0 GHz2.3 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores22
Max TDP80W40W
Yearly Running Cost$14.60$7.30
First Seen on ChartQ2 2010Q1 2010
# of Samples113
Single Thread Rating812900
CPU Mark13811590
CPU Mark Rating
As of 23rd of October 2019 - Higher results represent better performance
Intel Xeon E5503 @ 2.00GHz
 1,381
Intel Xeon 5148 @ 2.33GHz
 1,590
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 23rd of October 2019 - Higher results represent better value
Intel Xeon E5503 @ 2.00GHz
 4.81
Intel Xeon 5148 @ 2.33GHz
 121.17
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 23rd of October 2019 - Higher results represent better performance
Intel Xeon E5503 @ 2.00GHz
 812
Intel Xeon 5148 @ 2.33GHz
 900
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.
Intel Xeon E5503 @ 2.00GHzIntel Xeon 5148 @ 2.33GHz
Max TDP80W40W
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.