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AMD Opteron 6276 vs Intel Xeon E3-1275 V2

The AMD Opteron 6276 is newer than Intel Xeon E3-1275 V2 @ 3.50GHz, while the multi-threaded (CPU Mark) is simliar, Intel Xeon E3-1275 V2 @ 3.50GHz is significantly faster in single-thread testing. However, AMD Opteron 6276 uses around 40% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 137 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 6276×Intel Xeon E3-1275 V2 @ 3.50GHz+ ADD
Price Search Online $374 - BUY
Socket TypeSocket G34LGA1155
CPU ClassServerServer
Clockspeed2.3 GHz3.5 GHz
Turbo SpeedUp to 2.6 GHzUp to 3.9 GHz
# of Physical Cores16 (in 8 physical modules)4 (Threads: 8)
CacheL1: 1,280KB, L2: 32.0MB, L3: 12MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP115W77W
Yearly Running Cost$20.99$14.05
Other
First Seen on ChartQ1 2013Q2 2012
# of Samples9128
CPU Value16.017.7
Single Thread Rating(% diff. to max in group)1033(-51.3%)2124(0.0%)
CPU Mark(% diff. to max in group)6348(-4.2%)6624(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 7th of April 2025 - Higher results represent better performance
AMD Opteron 6276
6,348
Intel Xeon E3-1275 V2 @ 3.50GHz
6,624
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 7th of April 2025 - Higher results represent better value
AMD Opteron 6276
16.0
Intel Xeon E3-1275 V2 @ 3.50GHz
17.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 7th of April 2025 - Higher results represent better performance
AMD Opteron 6276
1,033
Intel Xeon E3-1275 V2 @ 3.50GHz
2,124
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 6276 Intel Xeon E3-1275 V2 @ 3.50GHz
Max TDP115W77W
Power consumption per day (kWh)0.230.15
Running cost per day$0.058$0.038
Power consumption per year (kWh)84.056.2
Running cost per year$20.99$14.05
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.