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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5645 @ 2.40GHz vs Intel Xeon E5-2670 @ 2.60GHz

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 E5-2670 @ 2.60GHz+ ADD
Price$81.311$311.611
Socket TypeLGA1366LGA2011
CPU ClassServerServer
Clockspeed2.4 GHz2.6 GHz
Turbo SpeedUp to 2.7 GHzUp to 3.3 GHz
# of Physical Cores6 (2 logical cores per physical)8 (2 logical cores per physical)
Max TDP80W115W
Yearly Running Cost$14.60$20.99
First Seen on ChartQ2 2011Q1 2012
# of Samples67590
Single Thread Rating10931650
CPU Mark642212370

CPU Mark Rating
As of 25th of January 2020 - Higher results represent better performance
Intel Xeon E5645 @ 2.40GHz
6,422
Intel Xeon E5-2670 @ 2.60GHz
12,370
CPU Value (CPU Mark / $Price)
As of 25th of January 2020 - Higher results represent better value
Intel Xeon E5645 @ 2.40GHz
78.99
Intel Xeon E5-2670 @ 2.60GHz
39.70
CPU Single Thread Rating
As of 25th of January 2020 - Higher results represent better performance
Intel Xeon E5645 @ 2.40GHz
1,093
Intel Xeon E5-2670 @ 2.60GHz
1,650

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 E5-2670 @ 2.60GHz
Max TDP80W115W
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Running cost per dayabcabc
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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.