Over 1,000,000 CPUs benchmarked
The Intel Xeon E5-2643 v4 @ 3.40GHz is newer than Intel Xeon E5-2665 @ 2.40GHz also around 26% faster in multi-threaded (CPU Mark) testing, it is around 38% faster in single-thread testing. However, Intel Xeon E5-2643 v4 @ 3.40GHz uses around 16% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 199 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 E5-2665 @ 2.40GHz | |
2: Intel Xeon E5-2643 v4 @ 3.40GHz | |
×Intel Xeon E5-2665 @ 2.40GHz | ×Intel Xeon E5-2643 v4 @ 3.40GHz | + ADD | |
---|---|---|---|
Price | $914 - BUY | $900.99 - BUY | |
Socket Type | LGA2011 | FCLGA2011-3 | |
CPU Class | Server | Server | |
Clockspeed | 2.4 GHz | 3.4 GHz | |
Turbo Speed | Up to 3.1 GHz | Up to 3.7 GHz | |
# of Physical Cores | 8 (Threads: 16) | 6 (Threads: 12) | |
Cache | L1: 512KB, L2: 2.0MB, L3: 20MB | L1: 384KB, L2: 1.5MB, L3: 20MB | |
TDP | 115W | 135W | |
Yearly Running Cost | $20.99 | $24.64 | |
Other | |||
First Seen on Chart | Q2 2012 | Q2 2016 | |
# of Samples | 168 | 31 | |
CPU Value | 9.1 | 12.4 | |
Single Thread Rating(% diff. to max in group) | 1393(-37.8%) | 2242(0.0%) | |
CPU Mark(% diff. to max in group) | 8273(-26.1%) | 11190(0.0%) |
Intel Xeon E5-2665 @ 2.40GHz | 8,273 | |
Intel Xeon E5-2643 v4 @ 3.40GHz | 11,190 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2665 @ 2.40GHz | 9.1 | |
Intel Xeon E5-2643 v4 @ 3.40GHz | 12.4 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2665 @ 2.40GHz | 1,393 | |
Intel Xeon E5-2643 v4 @ 3.40GHz | 2,242 | |
PassMark Software © 2008-2025 |
Intel Xeon E5-2665 @ 2.40GHz | Intel Xeon E5-2643 v4 @ 3.40GHz | |
---|---|---|
Max TDP | 115W | 135W |
Power consumption per day (kWh) | 0.23 | 0.27 |
Running cost per day | $0.058 | $0.068 |
Power consumption per year (kWh) | 84.0 | 98.6 |
Running cost per year | $20.99 | $24.64 |