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AMD Opteron 6128 vs Intel Xeon X3450

The AMD Opteron 6128 is newer than Intel Xeon X3450 @ 2.67GHz however both CPUs have comparable multi-threaded (CPU Mark) and single-thread rating. Also, AMD Opteron 6128 uses around 19% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 185 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 6128×Intel Xeon X3450 @ 2.67GHz+ ADD
Price $269.95 - BUY Search Online
Socket TypeG34LGA1156
CPU ClassServerServer
Clockspeed2.0 GHz2.7 GHz
Turbo SpeedNot SupportedUp to 3.2 GHz
# of Physical Cores8 (Threads: 8)4 (Threads: 8)
CacheL1: 1,024KB, L2: 4.0MB, L3: 12MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP115W95W
Yearly Running Cost$20.99$17.34
Other
First Seen on ChartQ2 2010Q4 2009
# of Samples5180
CPU Value10.573.9
Single Thread Rating(% diff. to max in group)447(-63.4%)1220(0.0%)
CPU Mark(% diff. to max in group)2826(-1.9%)2881(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 12th of December 2025 - Higher results represent better performance
AMD Opteron 6128
2,826
Intel Xeon X3450 @ 2.67GHz
2,881
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 12th of December 2025 - Higher results represent better value
AMD Opteron 6128
10.5
Intel Xeon X3450 @ 2.67GHz
73.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 12th of December 2025 - Higher results represent better performance
AMD Opteron 6128
447
Intel Xeon X3450 @ 2.67GHz
1,220
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 6128 Intel Xeon X3450 @ 2.67GHz
Max TDP115W95W
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.