Over 1,000,000 CPUs benchmarked
The Intel Xeon E5-4640 @ 2.40GHz is newer than Intel Xeon E5-2660 @ 2.20GHz, while Intel Xeon E5-2660 @ 2.20GHz is around 13% faster in multi-threaded (CPU Mark) testing, it is around 12% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 208 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
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×Intel Xeon E5-4640 @ 2.40GHz | ×Intel Xeon E5-2660 @ 2.20GHz | + ADD | |
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Price |
$3039.99 - BUY
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$6.05 - BUY
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Socket Type | LGA2011 | LGA2011 | |
CPU Class | Server | Server | |
Clockspeed | 2.4 GHz | 2.2 GHz | |
Turbo Speed | Up to 2.8 GHz | Up to 3.0 GHz | |
# of Physical Cores | 8 (Threads: 16) | 8 (Threads: 16) | |
Cache | L1: 512KB, L2: 2.0MB, | L1: 512KB, L2: 2.0MB, L3: 20MB | |
TDP | 95W | 95W | |
Yearly Running Cost | $17.34 | $17.34 | |
Other | |||
First Seen on Chart | Q3 2012 | Q2 2012 | |
# of Samples | 6 | 202 | |
CPU Value | 2.3 | 1,338.2 | |
Single Thread Rating(% diff. to max in group) | 1233(-11.5%) | 1393(0.0%) | |
CPU Mark(% diff. to max in group) | 7012(-13.4%) | 8096(0.0%) |
Intel Xeon E5-4640 @ 2.40GHz | 7,012 | |
Intel Xeon E5-2660 @ 2.20GHz | 8,096 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-4640 @ 2.40GHz | 2.3 | |
Intel Xeon E5-2660 @ 2.20GHz | 1,338.2 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-4640 @ 2.40GHz | 1,233 | |
Intel Xeon E5-2660 @ 2.20GHz | 1,393 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-4640 @ 2.40GHz | Intel Xeon E5-2660 @ 2.20GHz | |
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Max TDP | 95W | 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 |