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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5-4640 @ 2.40GHz vs Intel Xeon E5-1660 @ 3.30GHz

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


×Intel Xeon E5-4640 @ 2.40GHz×Intel Xeon E5-1660 @ 3.30GHz+ ADD
Price$27301$207.99
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Socket TypeLGA2011LGA2011
CPU ClassServerServer
Clockspeed2.4 GHz3.3 GHz
Turbo SpeedUp to 2.8 GHzUp to 3.9 GHz
# of Physical Cores8 (Threads: 16)6 (Threads: 12)
Max TDP95W130W
Yearly Running Cost$17.34$23.73
First Seen on ChartQ2 2012Q2 2012
# of Samples5172
Cross-Platform Rating018758
Single Thread Rating13111763
CPU Mark73088400
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 11th of August 2020 - Higher results represent better performance
Intel Xeon E5-4640 @ 2.40GHz
 7,308
Intel Xeon E5-1660 @ 3.30GHz
 8,400
PassMark Software © 2008-2020
CPU Value (CPU Mark / $Price)
As of 11th of August 2020 - Higher results represent better value
Intel Xeon E5-4640 @ 2.40GHz
 2.68
Intel Xeon E5-1660 @ 3.30GHz
 40.39
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 11th of August 2020 - Higher results represent better performance
Intel Xeon E5-4640 @ 2.40GHz
 1,311
Intel Xeon E5-1660 @ 3.30GHz
 1,763
PassMark Software © 2008-2020

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 E5-4640 @ 2.40GHzIntel Xeon E5-1660 @ 3.30GHz
Max TDP95W130W
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.