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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5-4640 @ 2.40GHz vs Intel Xeon E5-2665 @ 2.40GHz

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 E5-2665 @ 2.40GHz+ ADD
Price$59.99
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$4551
Socket TypeLGA2011LGA2011
CPU ClassServerServer
Clockspeed2.4 GHz2.4 GHz
Turbo SpeedUp to 2.8 GHzUp to 3.1 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
Max TDP95W115W
Yearly Running Cost$17.34$20.99
First Seen on ChartQ2 2012Q2 2012
# of Samples5128
Cross-Platform Rating019556
Single Thread Rating13111411
CPU Mark73088463
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 21st of June 2021 - Higher results represent better performance
Intel Xeon E5-4640 @ 2.40GHz
7,308
Intel Xeon E5-2665 @ 2.40GHz
8,463
CPU Value (CPU Mark / $Price)
As of 21st of June 2021 - Higher results represent better value
Intel Xeon E5-4640 @ 2.40GHz
121.83
Intel Xeon E5-2665 @ 2.40GHz
18.60
CPU Single Thread Rating
As of 21st of June 2021 - Higher results represent better performance
Intel Xeon E5-4640 @ 2.40GHz
1,311
Intel Xeon E5-2665 @ 2.40GHz
1,411

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 E5-2665 @ 2.40GHz
Max TDP95W115W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.