Over 1,000,000 CPUs benchmarked
The Intel Xeon E5-2666 v3 @ 2.90GHz is newer than Intel Xeon E5-2680 v3 @ 2.50GHz, while Intel Xeon E5-2680 v3 @ 2.50GHz is around 6% faster in multi-threaded (CPU Mark) testing, but Intel Xeon E5-2666 v3 @ 2.90GHz is around 8% faster in single-thread testing. However, Intel Xeon E5-2666 v3 @ 2.90GHz uses around 12% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 657 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
Compare the performance of up to 5 different CPUs
Compare List | |
1: Intel Xeon E5-2666 v3 @ 2.90GHz | |
2: Intel Xeon E5-2680 v3 @ 2.50GHz | |
×Intel Xeon E5-2666 v3 @ 2.90GHz | ×Intel Xeon E5-2680 v3 @ 2.50GHz | + ADD | |
---|---|---|---|
Price | Search Online | $172.48 - BUY | |
Socket Type | LGA2011-v3 | LGA2011-v3 | |
CPU Class | Server | Server | |
Clockspeed | 2.9 GHz | 2.5 GHz | |
Turbo Speed | Up to 3.5 GHz | Up to 3.3 GHz | |
# of Physical Cores | 10 (Threads: 20) | 12 (Threads: 24) | |
Cache | L1: 640KB, L2: 2.5MB, L3: 25MB | L1: 768KB, L2: 3.0MB, L3: 30MB | |
TDP | 135W | 120W | |
Yearly Running Cost | $24.64 | $21.90 | |
Other | |||
First Seen on Chart | Q1 2015 | Q4 2014 | |
# of Samples | 340 | 317 | |
CPU Value | 0.0 | 87.0 | |
Single Thread Rating(% diff. to max in group) | 1969(0.0%) | 1804(-8.4%) | |
CPU Mark(% diff. to max in group) | 14162(-5.6%) | 15007(0.0%) |
Intel Xeon E5-2666 v3 @ 2.90GHz | 14,162 | |
Intel Xeon E5-2680 v3 @ 2.50GHz | 15,007 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2666 v3 @ 2.90GHz | NA | |
Intel Xeon E5-2680 v3 @ 2.50GHz | 87.0 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2666 v3 @ 2.90GHz | 1,969 | |
Intel Xeon E5-2680 v3 @ 2.50GHz | 1,804 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2666 v3 @ 2.90GHz | Intel Xeon E5-2680 v3 @ 2.50GHz | |
---|---|---|
Max TDP | 135W | 120W |
Power consumption per day (kWh) | 0.27 | 0.24 |
Running cost per day | $0.068 | $0.060 |
Power consumption per year (kWh) | 98.6 | 87.6 |
Running cost per year | $24.64 | $21.90 |