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AMD Opteron 6274 vs Opteron 6366 HE

The AMD Opteron 6366 HE is newer than AMD Opteron 6274 is around 15% faster in single-thread testing. Also, AMD Opteron 6274 uses around 30% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 6 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 6274×AMD Opteron 6366 HE+ ADD
Price Search Online Search Online
Socket TypeG34NA2
CPU ClassServerServer
Clockspeed2.2 GHz1.8 GHz
Turbo SpeedUp to 3.1 GHzUp to 2.3 GHz
# of Physical Cores16 (in 8 physical modules)16 (in 8 physical modules)
CacheL1: 1,280KB, L2: 32.0MB, L3: 12MBL1: 1,280KB, L2: 32.0MB, L3: 12MB
TDP115W85W
Yearly Running Cost$20.99$15.51
Other
First Seen on ChartQ1 2012Q2 2014
# of Samples42
CPU Rank22432251
CPU Value6.17.3
Single Thread Rating(% diff. to max in group)871(-13.2%)1003(0.0%)
CPU Mark(% diff. to max in group)5643(0.0%)5613(-0.5%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 16th of March 2026 - Higher results represent better performance
AMD Opteron 6274
5,643
AMD Opteron 6366 HE
5,613
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 16th of March 2026 - Higher results represent better value
AMD Opteron 6274
6.1
AMD Opteron 6366 HE
7.3
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 16th of March 2026 - Higher results represent better performance
AMD Opteron 6274
871
AMD Opteron 6366 HE
1,003
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 6274 AMD Opteron 6366 HE
Max TDP115W85W
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.