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The Intel Xeon E5-2665 @ 2.40GHz is newer than Intel Xeon E5-2640 @ 2.50GHz and is around 31% faster in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, Intel Xeon E5-2665 @ 2.40GHz uses around 19% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 430 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
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×Intel Xeon E5-2665 @ 2.40GHz | ×Intel Xeon E5-2640 @ 2.50GHz | + ADD | |
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Price |
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Socket Type | LGA2011 | LGA2011 | |
CPU Class | Server | Server | |
Clockspeed | 2.4 GHz | 2.5 GHz | |
Turbo Speed | Up to 3.1 GHz | Up to 3.0 GHz | |
# of Physical Cores | 8 (Threads: 16) | 6 (Threads: 12) | |
Cache | L1: 512KB, L2: 2.0MB, L3: 20MB | L1: 384KB, L2: 1.5MB, L3: 15MB | |
TDP | 115W | 95W | |
Yearly Running Cost | $20.99 | $17.34 | |
Other | |||
First Seen on Chart | Q2 2012 | Q2 2012 | |
# of Samples | 176 | 254 | |
CPU Value | 55.1 | 48.4 | |
Single Thread Rating(% diff. to max in group) | 1379(0.0%) | 1344(-2.6%) | |
CPU Mark(% diff. to max in group) | 8264(0.0%) | 6286(-23.9%) |
Intel Xeon E5-2665 @ 2.40GHz | 8,264 | |
Intel Xeon E5-2640 @ 2.50GHz | 6,286 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2665 @ 2.40GHz | 55.1 | |
Intel Xeon E5-2640 @ 2.50GHz | 48.4 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2665 @ 2.40GHz | 1,379 | |
Intel Xeon E5-2640 @ 2.50GHz | 1,344 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2665 @ 2.40GHz | Intel Xeon E5-2640 @ 2.50GHz | |
---|---|---|
Max TDP | 115W | 95W |
Power consumption per day (kWh) | NA | NA |
Running cost per day | NA | NA |
Power consumption per year (kWh) | NA | NA |
Running cost per year | NA | NA |