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AMD Opteron 6348 vs Intel Xeon E3-1276 v3

The Intel Xeon E3-1276 v3 @ 3.60GHz is newer than AMD Opteron 6348 is significantly faster in single-thread testing. Also, AMD Opteron 6348 uses around 31% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 87 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 6348×Intel Xeon E3-1276 v3 @ 3.60GHz+ ADD
Price Search Online Search Online
Socket TypeNA2FCLGA1150
CPU ClassServerServer
Clockspeed2.8 GHz3.6 GHz
Turbo SpeedUp to 3.1 GHzUp to 4.0 GHz
# of Physical Cores12 (in 6 physical modules)4 (Threads: 8)
CacheL1: 960KB, L2: 24.0MB, L3: 12MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP115W84W
Yearly Running Cost$20.99$15.33
Other
First Seen on ChartQ2 2013Q2 2014
# of Samples384
CPU Value7.112.8
Single Thread Rating(% diff. to max in group)1333(-41.8%)2288(0.0%)
CPU Mark(% diff. to max in group)7850(0.0%)7543(-3.9%)
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 13th of December 2025 - Higher results represent better performance
AMD Opteron 6348
7,850
Intel Xeon E3-1276 v3 @ 3.60GHz
7,543
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of December 2025 - Higher results represent better value
AMD Opteron 6348
7.1
Intel Xeon E3-1276 v3 @ 3.60GHz
12.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of December 2025 - Higher results represent better performance
AMD Opteron 6348
1,333
Intel Xeon E3-1276 v3 @ 3.60GHz
2,288
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 6348 Intel Xeon E3-1276 v3 @ 3.60GHz
Max TDP115W84W
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.