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CPU Benchmarks

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Intel Xeon E5-2440 v2 vs Xeon E5-2643 v3

The Intel Xeon E5-2643 v3 @ 3.40GHz is newer than Intel Xeon E5-2440 v2 @ 1.90GHz also around 28% faster in multi-threaded (CPU Mark) testing, it is around 45% faster in single-thread testing. However, Intel Xeon E5-2643 v3 @ 3.40GHz uses around 35% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 54 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.
×Intel Xeon E5-2440 v2 @ 1.90GHz×Intel Xeon E5-2643 v3 @ 3.40GHz+ ADD
Price Search Online $229.95 - BUY
Socket TypeLGA 1356LGA2011-v3
CPU ClassServerServer
Clockspeed1.9 GHz3.4 GHz
Turbo SpeedUp to 2.4 GHzUp to 3.7 GHz
# of Physical Cores8 (Threads: 16)6 (Threads: 12)
CacheL1: 512KB, L2: 2.0MB, L3: 20MBL1: 384KB, L2: 1.5MB, L3: 20MB
TDP95W135W
Yearly Running Cost$17.34$24.64
Other
First Seen on ChartQ4 2014Q1 2015
# of Samples549
CPU Value57.545.4
Single Thread Rating(% diff. to max in group)1139(-45.3%)2083(0.0%)
CPU Mark(% diff. to max in group)7473(-28.5%)10446(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of January 2025 - Higher results represent better performance
Intel Xeon E5-2440 v2 @ 1.90GHz
7,473
Intel Xeon E5-2643 v3 @ 3.40GHz
10,446
CPU Value (CPU Mark / $Price)
As of 8th of January 2025 - Higher results represent better value
Intel Xeon E5-2440 v2 @ 1.90GHz
57.5
Intel Xeon E5-2643 v3 @ 3.40GHz
45.4
CPU Single Thread Rating
As of 8th of January 2025 - Higher results represent better performance
Intel Xeon E5-2440 v2 @ 1.90GHz
1,139
Intel Xeon E5-2643 v3 @ 3.40GHz
2,083
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
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 E5-2440 v2 @ 1.90GHz Intel Xeon E5-2643 v3 @ 3.40GHz
Max TDP95W135W
Power consumption per day (kWh)0.190.27
Running cost per day$0.048$0.068
Power consumption per year (kWh)69.398.6
Running cost per year$17.34$24.64
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.