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AMD Opteron 280 vs Intel Xeon 5120

The Intel Xeon 5120 @ 1.86GHz is newer than AMD Opteron 280 is significantly faster in single-thread testing. Also, AMD Opteron 280 uses around 38% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 11 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 280×Intel Xeon 5120 @ 1.86GHz+ ADD
Price Search Online $210.67 - BUY
Socket Type940LGA771
CPU ClassServerServer
Clockspeed2.4 GHz1.9 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 256KB, L2: 2.0MB, L1: 128KB, L2: 4.0MB, L3: 0MB
TDP95W65W
Yearly Running Cost$17.34$11.86
Other
First Seen on ChartQ1 2009Q1 2009
# of Samples38
CPU Value2.93.6
Single Thread Rating(% diff. to max in group)430(-42.6%)748(0.0%)
CPU Mark(% diff. to max in group)765(0.0%)763(-0.3%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 11th of November 2025 - Higher results represent better performance
AMD Opteron 280
765
Intel Xeon 5120 @ 1.86GHz
763
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 11th of November 2025 - Higher results represent better value
AMD Opteron 280
2.9
Intel Xeon 5120 @ 1.86GHz
3.6
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 11th of November 2025 - Higher results represent better performance
AMD Opteron 280
430
Intel Xeon 5120 @ 1.86GHz
748
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 280 Intel Xeon 5120 @ 1.86GHz
Max TDP95W65W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.