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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 X5470 @ 3.33GHz×Intel Xeon E5440 @ 2.83GHz+ ADD
Price$1891$991
Socket TypeLGA771LGA771
CPU ClassServerServer
Clockspeed3.3 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores44
Max TDP120W80W
Yearly Running Cost$21.90$14.60
First Seen on ChartQ1 2009Q1 2009
# of Samples140445
Single Thread Rating13831205
CPU Mark45773955

CPU Mark Rating
As of 21st of November 2019 - Higher results represent better performance
Intel Xeon X5470 @ 3.33GHz
4,577
Intel Xeon E5440 @ 2.83GHz
3,955
CPU Value (CPU Mark / $Price)
As of 21st of November 2019 - Higher results represent better value
Intel Xeon X5470 @ 3.33GHz
24.22
Intel Xeon E5440 @ 2.83GHz
39.95
CPU Single Thread Rating
As of 21st of November 2019 - Higher results represent better performance
Intel Xeon X5470 @ 3.33GHz
1,383
Intel Xeon E5440 @ 2.83GHz
1,205

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 X5470 @ 3.33GHzIntel Xeon E5440 @ 2.83GHz
Max TDP120W80W
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.