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AMD Opteron 2431 vs Intel Xeon L5420

The AMD Opteron 2431 is newer than Intel Xeon L5420 @ 2.50GHz also around 26% faster in multi-threaded (CPU Mark) testing, but Intel Xeon L5420 @ 2.50GHz is around 30% faster in single-thread testing. However, AMD Opteron 2431 uses around 40% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 226 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.

×AMD Opteron 2431×Intel Xeon L5420 @ 2.50GHz+ ADD
Price Search Online Search Online
Socket TypeF (1207)LGA771
CPU ClassServerServer
Clockspeed2.4 GHz2.5 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores6 (Threads: 6)4 (Threads: 4)
CacheL1: 768KB, L2: 3.0MB, L3: 6MBL1: 256KB, L2: 12.0MB, L3: 0MB
TDP75W50W
Yearly Running Cost$13.69$9.13
Other
First Seen on ChartQ3 2009Q1 2009
# of Samples2224
CPU Value115.877.9
Single Thread Rating(% diff. to max in group)772(-29.8%)1100(0.0%)
CPU Mark(% diff. to max in group)2894(0.0%)2143(-26.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 2nd of April 2025 - Higher results represent better performance
AMD Opteron 2431
2,894
Intel Xeon L5420 @ 2.50GHz
2,143
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 2nd of April 2025 - Higher results represent better value
AMD Opteron 2431
115.8
Intel Xeon L5420 @ 2.50GHz
77.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 2nd of April 2025 - Higher results represent better performance
AMD Opteron 2431
772
Intel Xeon L5420 @ 2.50GHz
1,100
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.
AMD Opteron 2431 Intel Xeon L5420 @ 2.50GHz
Max TDP75W50W
Power consumption per day (kWh)0.150.10
Running cost per day$0.037$0.025
Power consumption per year (kWh)54.836.5
Running cost per year$13.69$9.13
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.