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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5-2640 @ 2.50GHz vs Intel Xeon E3-1275 V2 @ 3.50GHz

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

×Intel Xeon E5-2640 @ 2.50GHz×Intel Xeon E3-1275 V2 @ 3.50GHz+ ADD
Price$85.34
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$422.781
Socket TypeLGA2011LGA1155
CPU ClassServerServer
Clockspeed2.5 GHz3.5 GHz
Turbo SpeedUp to 3.0 GHzUp to 3.9 GHz
# of Physical Cores6 (Threads: 12)4 (Threads: 8)
Max TDP95W77W
Yearly Running Cost$17.34$14.05
First Seen on ChartQ2 2012Q2 2012
# of Samples15770
Cross-Platform Rating1421613563
Single Thread Rating13472119
CPU Mark63056260
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 18th of September 2020 - Higher results represent better performance
Intel Xeon E5-2640 @ 2.50GHz
6,305
Intel Xeon E3-1275 V2 @ 3.50GHz
6,260
CPU Value (CPU Mark / $Price)
As of 18th of September 2020 - Higher results represent better value
Intel Xeon E5-2640 @ 2.50GHz
73.88
Intel Xeon E3-1275 V2 @ 3.50GHz
14.81
CPU Single Thread Rating
As of 18th of September 2020 - Higher results represent better performance
Intel Xeon E5-2640 @ 2.50GHz
1,347
Intel Xeon E3-1275 V2 @ 3.50GHz
2,119

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 E5-2640 @ 2.50GHzIntel Xeon E3-1275 V2 @ 3.50GHz
Max TDP95W77W
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.