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Intel Xeon X3450 vs AMD Opteron 2431

The Intel Xeon X3450 @ 2.67GHz is newer than AMD Opteron 2431 is significantly faster in single-thread testing. Also, Intel Xeon X3450 @ 2.67GHz uses around 24% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 184 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 X3450 @ 2.67GHz×AMD Opteron 2431+ ADD
Price Search Online Search Online
Socket TypeLGA1156F (1207)
CPU ClassServerServer
Clockspeed2.7 GHz2.4 GHz
Turbo SpeedUp to 3.2 GHzNot Supported
# of Physical Cores4 (Threads: 8)6 (Threads: 6)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 768KB, L2: 3.0MB, L3: 6MB
TDP95W75W
Yearly Running Cost$17.34$13.69
Other
First Seen on ChartQ4 2009Q3 2009
# of Samples1822
CPU Rank30663063
CPU Value74.0115.8
Single Thread Rating(% diff. to max in group)1221(0.0%)772(-36.8%)
CPU Mark(% diff. to max in group)2886(-0.3%)2894(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 14th of February 2026 - Higher results represent better performance
Intel Xeon X3450 @ 2.67GHz
2,886
AMD Opteron 2431
2,894
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 14th of February 2026 - Higher results represent better value
Intel Xeon X3450 @ 2.67GHz
74.0
AMD Opteron 2431
115.8
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 14th of February 2026 - Higher results represent better performance
Intel Xeon X3450 @ 2.67GHz
1,221
AMD Opteron 2431
772
PassMark Software © 2008-2026
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 X3450 @ 2.67GHz AMD Opteron 2431
Max TDP95W75W
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.