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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5645 @ 2.40GHz vs Intel Xeon W5580 @ 3.20GHz

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×Intel Xeon E5645 @ 2.40GHz×Intel Xeon W5580 @ 3.20GHz+ ADD
Price$81.311$68.991
Socket TypeLGA1366LGA1366
CPU ClassServerServer
Clockspeed2.4 GHz3.2 GHz
Turbo SpeedUp to 2.7 GHzUp to 3.5 GHz
# of Physical Cores6 (2 logical cores per physical)4 (2 logical cores per physical)
Max TDP80W130W
Yearly Running Cost$14.60$23.73
First Seen on ChartQ2 2011Q1 2009
# of Samples6931
Single Thread Rating10921429
CPU Mark64155836

CPU Mark Rating
As of 19th of February 2020 - Higher results represent better performance
Intel Xeon E5645 @ 2.40GHz
6,415
Intel Xeon W5580 @ 3.20GHz
5,836
CPU Value (CPU Mark / $Price)
As of 19th of February 2020 - Higher results represent better value
Intel Xeon E5645 @ 2.40GHz
78.90
Intel Xeon W5580 @ 3.20GHz
84.59
CPU Single Thread Rating
As of 19th of February 2020 - Higher results represent better performance
Intel Xeon E5645 @ 2.40GHz
1,092
Intel Xeon W5580 @ 3.20GHz
1,429

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 E5645 @ 2.40GHzIntel Xeon W5580 @ 3.20GHz
Max TDP80W130W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.