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Intel Xeon L5520 vs AMD Opteron 2431

The Intel Xeon L5520 @ 2.27GHz is newer than AMD Opteron 2431, while AMD Opteron 2431 is around 21% faster in multi-threaded (CPU Mark) testing, but Intel Xeon L5520 @ 2.27GHz is around 23% faster in single-thread testing. However, AMD Opteron 2431 uses around 22% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 27 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 L5520 @ 2.27GHz×AMD Opteron 2431+ ADD
Price Search Online Search Online
Socket TypeLGA1366F (1207)
CPU ClassServerServer
Clockspeed2.3 GHz2.4 GHz
Turbo SpeedUp to 2.5 GHzNot Supported
# of Physical Cores4 (Threads: 8)6 (Threads: 6)
CacheL1: 256KB, L2: 1.0MB, L1: 768KB, L2: 3.0MB, L3: 6MB
TDP60W75W
Yearly Running Cost$10.95$13.69
Other
First Seen on ChartQ1 2010Q3 2009
# of Samples252
CPU Value78.4115.8
Single Thread Rating(% diff. to max in group)1001(0.0%)772(-22.9%)
CPU Mark(% diff. to max in group)2274(-21.4%)2894(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 13th of March 2025 - Higher results represent better performance
Intel Xeon L5520 @ 2.27GHz
2,274
AMD Opteron 2431
2,894
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of March 2025 - Higher results represent better value
Intel Xeon L5520 @ 2.27GHz
78.4
AMD Opteron 2431
115.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of March 2025 - Higher results represent better performance
Intel Xeon L5520 @ 2.27GHz
1,001
AMD Opteron 2431
772
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 L5520 @ 2.27GHz AMD Opteron 2431
Max TDP60W75W
Power consumption per day (kWh)0.120.15
Running cost per day$0.030$0.037
Power consumption per year (kWh)43.854.8
Running cost per year$10.95$13.69
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.