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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E3-1275 v6 @ 3.80GHz vs Intel Xeon E5-2643 v4 @ 3.40GHz

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


×Intel Xeon E3-1275 v6 @ 3.80GHz×Intel Xeon E5-2643 v4 @ 3.40GHz+ ADD
Price$355.76
BUY NOW!		$336.7
BUY NOW!
Socket TypeFCLGA1151FCLGA2011-3
CPU ClassServerServer
Clockspeed3.8 GHz3.4 GHz
Turbo SpeedUp to 4.2 GHzUp to 3.7 GHz
# of Physical Cores4 (Threads: 8)6 (Threads: 12)
Max TDP73W135W
Yearly Running Cost$13.32$24.64
First Seen on ChartQ2 2017Q2 2016
# of Samples4615
Single Thread Rating(% diff. to max in group)2577(0.0%)2249(-12.7%)
CPU Mark(% diff. to max in group)9220(-17.3%)11152(0.0%)

CPU Mark Rating
As of 30th of June 2022 - Higher results represent better performance
Intel Xeon E3-1275 v6 @ 3.80GHz
 9,220
Intel Xeon E5-2643 v4 @ 3.40GHz
 11,152
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 30th of June 2022 - Higher results represent better value
Intel Xeon E3-1275 v6 @ 3.80GHz
 25.92
Intel Xeon E5-2643 v4 @ 3.40GHz
 33.12
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 30th of June 2022 - Higher results represent better performance
Intel Xeon E3-1275 v6 @ 3.80GHz
 2,577
Intel Xeon E5-2643 v4 @ 3.40GHz
 2,249
PassMark Software © 2008-2022

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 E3-1275 v6 @ 3.80GHzIntel Xeon E5-2643 v4 @ 3.40GHz
Max TDP73W135W
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.