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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 5148 @ 2.33GHzIntel Xeon L5420 @ 2.50GHz
Price$13.131$27.51
Socket TypeLGA771LGA771
CPU ClassServerServer
Clockspeed2.3 GHz2.5 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores24
Max TDP40W50W
Yearly Running Cost$7.30$9.13
First Seen on ChartQ1 2010Q1 2009
# of Samples3186
Single Thread Rating9001050
CPU Mark15903501
CPU Mark Rating
As of 16th of October 2019 - Higher results represent better performance
Intel Xeon 5148 @ 2.33GHz
1,590
Intel Xeon L5420 @ 2.50GHz
3,501
CPU Value (CPU Mark / $Price)
As of 16th of October 2019 - Higher results represent better value
Intel Xeon 5148 @ 2.33GHz
121.17
Intel Xeon L5420 @ 2.50GHz
127.32
CPU Single Thread Rating
As of 16th of October 2019 - Higher results represent better performance
Intel Xeon 5148 @ 2.33GHz
900
Intel Xeon L5420 @ 2.50GHz
1,050

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 5148 @ 2.33GHzIntel Xeon L5420 @ 2.50GHz
Max TDP40W50W
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.