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Intel Xeon E3-1280 v6 vs Xeon E3-1585 v5

The Intel Xeon E3-1585 v5 @ 3.50GHz is newer than Intel Xeon E3-1280 v6 @ 3.90GHz, while Intel Xeon E3-1280 v6 @ 3.90GHz is around 8% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Xeon E3-1280 v6 @ 3.90GHz uses around 10% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 26 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 E3-1280 v6 @ 3.90GHz×Intel Xeon E3-1585 v5 @ 3.50GHz+ ADD
Price $562 - BUY Search Online
Socket TypeFCLGA1151FCBGA1440
CPU ClassServerServer
Clockspeed3.9 GHz3.5 GHz
Turbo SpeedUp to 4.2 GHzUp to 3.9 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 6MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP72W65W
Yearly Running Cost$13.14$11.86
OtherIntel Iris Pro Graphics P580
First Seen on ChartQ1 2017Q2 2017
# of Samples206
CPU Value16.215.1
Single Thread Rating(% diff. to max in group)2508(0.0%)2402(-4.2%)
CPU Mark(% diff. to max in group)9093(0.0%)8408(-7.5%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 14th of March 2025 - Higher results represent better performance
Intel Xeon E3-1280 v6 @ 3.90GHz
9,093
Intel Xeon E3-1585 v5 @ 3.50GHz
8,408
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 14th of March 2025 - Higher results represent better value
Intel Xeon E3-1280 v6 @ 3.90GHz
16.2
Intel Xeon E3-1585 v5 @ 3.50GHz
15.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 14th of March 2025 - Higher results represent better performance
Intel Xeon E3-1280 v6 @ 3.90GHz
2,508
Intel Xeon E3-1585 v5 @ 3.50GHz
2,402
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 E3-1280 v6 @ 3.90GHz Intel Xeon E3-1585 v5 @ 3.50GHz
Max TDP72W65W
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.