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Intel Xeon E5440 vs AMD Opteron 2356

The AMD Opteron 2356 is newer than Intel Xeon E5440 @ 2.83GHz, while Intel Xeon E5440 @ 2.83GHz is around 23% faster in multi-threaded (CPU Mark) testing, it is around 26% 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 532 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 E5440 @ 2.83GHz×AMD Opteron 2356+ ADD
Price Search Online $71.95 - BUY
Socket TypeLGA771F (1207)
CPU ClassServerServer
Clockspeed2.8 GHz2.3 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 256KB, L2: 12.0MB, L3: 0MBL1: 512KB, L2: 2.0MB, L3: 2MB
TDP80W75W
Yearly Running Cost$14.60$13.69
Other
First Seen on ChartQ1 2009Q3 2009
# of Samples5266
CPU Value62.825.4
Single Thread Rating(% diff. to max in group)1229(0.0%)905(-26.4%)
CPU Mark(% diff. to max in group)2386(0.0%)1829(-23.4%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 6th of April 2025 - Higher results represent better performance
Intel Xeon E5440 @ 2.83GHz
2,386
AMD Opteron 2356
1,829
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 6th of April 2025 - Higher results represent better value
Intel Xeon E5440 @ 2.83GHz
62.8
AMD Opteron 2356
25.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 6th of April 2025 - Higher results represent better performance
Intel Xeon E5440 @ 2.83GHz
1,229
AMD Opteron 2356
905
PassMark Software © 2008-2025
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 E5440 @ 2.83GHz AMD Opteron 2356
Max TDP80W75W
Power consumption per day (kWh)0.160.15
Running cost per day$0.040$0.037
Power consumption per year (kWh)58.454.8
Running cost per year$14.60$13.69
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.