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AMD Opteron 6128 HE vs Intel Xeon W3520

The AMD Opteron 6128 HE is newer than Intel Xeon W3520 @ 2.67GHz however both CPUs have comparable multi-threaded (CPU Mark) and single-thread rating. Also, Intel Xeon W3520 @ 2.67GHz uses around 42% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 548 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 HE×Intel Xeon W3520 @ 2.67GHz+ ADD
Price Search Online Search Online
Socket TypeSocket G34LGA1366
CPU ClassServerServer
Clockspeed2.0 GHz2.7 GHz
Turbo SpeedNot SupportedUp to 2.9 GHz
# of Physical Cores8 (Threads: 8)4 (Threads: 8)
CacheL1: 1,024KB, L2: 4.0MB, L3: 10MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP85W130W
Yearly Running Cost$15.51$23.73
Other
First Seen on ChartQ2 2015Q1 2009
# of Samples3545
CPU Rank30753068
CPU Value0.0117.8
Single Thread Rating(% diff. to max in group)823(-34.6%)1259(0.0%)
CPU Mark(% diff. to max in group)2932(-0.5%)2946(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 15th of March 2026 - Higher results represent better performance
AMD Opteron 6128 HE
2,932
Intel Xeon W3520 @ 2.67GHz
2,946
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 15th of March 2026 - Higher results represent better value
AMD Opteron 6128 HE
NA
Intel Xeon W3520 @ 2.67GHz
117.8
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 15th of March 2026 - Higher results represent better performance
AMD Opteron 6128 HE
823
Intel Xeon W3520 @ 2.67GHz
1,259
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.
AMD Opteron 6128 HE Intel Xeon W3520 @ 2.67GHz
Max TDP85W130W
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.