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Intel Xeon E5-4627 v3 vs Xeon E3-1275 v6

The Intel Xeon E3-1275 v6 @ 3.80GHz is newer than Intel Xeon E5-4627 v3 @ 2.60GHz and is around -19% slower in multi-threaded (CPU Mark) testing. The Intel Xeon E3-1275 v6 @ 3.80GHz is around 45% faster in single-thread testing. Also, Intel Xeon E3-1275 v6 @ 3.80GHz uses substantially less power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 78 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.

×Intel Xeon E5-4627 v3 @ 2.60GHz×Intel Xeon E3-1275 v6 @ 3.80GHz+ ADD
Price Search Online $498.95 - BUY
Socket TypeFCLGA2011-3FCLGA1151
CPU ClassServerServer
Clockspeed2.6 GHz3.8 GHz
Turbo SpeedUp to 3.2 GHzUp to 4.2 GHz
# of Physical Cores10 (Threads: 10)4 (Threads: 8)
CacheL1: 640KB, L2: 2.5MB, L3: 25MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP135W73W
Yearly Running Cost$24.64$13.32
Other
First Seen on ChartQ4 2016Q2 2017
# of Samples969
CPU Value4.718.4
Single Thread Rating(% diff. to max in group)1749(-30.9%)2531(0.0%)
CPU Mark(% diff. to max in group)11344(0.0%)9202(-18.9%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 14th of November 2025 - Higher results represent better performance
Intel Xeon E5-4627 v3 @ 2.60GHz
11,344
Intel Xeon E3-1275 v6 @ 3.80GHz
9,202
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 14th of November 2025 - Higher results represent better value
Intel Xeon E5-4627 v3 @ 2.60GHz
4.7
Intel Xeon E3-1275 v6 @ 3.80GHz
18.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 14th of November 2025 - Higher results represent better performance
Intel Xeon E5-4627 v3 @ 2.60GHz
1,749
Intel Xeon E3-1275 v6 @ 3.80GHz
2,531
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.
Intel Xeon E5-4627 v3 @ 2.60GHz Intel Xeon E3-1275 v6 @ 3.80GHz
Max TDP135W73W
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.