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CPU Benchmarks

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Intel Xeon E3-1585 v5 vs Xeon E3-1275 v6

The Intel Xeon E3-1275 v6 @ 3.80GHz is newer than Intel Xeon E3-1585 v5 @ 3.50GHz and is around 10% faster in multi-threaded (CPU Mark) testing. The Intel Xeon E3-1275 v6 @ 3.80GHz is around 6% faster in single-thread testing. Also, Intel Xeon E3-1275 v6 @ 3.80GHz uses around 12% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 71 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 E3-1585 v5 @ 3.50GHz×Intel Xeon E3-1275 v6 @ 3.80GHz+ ADD
Price Search Online $489.95 - BUY
Socket TypeFCBGA1440FCLGA1151
CPU ClassServerServer
Clockspeed3.5 GHz3.8 GHz
Turbo SpeedUp to 3.9 GHzUp to 4.2 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP65W73W
Yearly Running Cost$11.86$13.32
OtherIntel Iris Pro Graphics P580
First Seen on ChartQ2 2017Q2 2017
# of Samples665
CPU Value15.118.8
Single Thread Rating(% diff. to max in group)2402(-5.3%)2536(0.0%)
CPU Mark(% diff. to max in group)8408(-8.9%)9227(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 23rd of April 2025 - Higher results represent better performance
Intel Xeon E3-1585 v5 @ 3.50GHz
8,408
Intel Xeon E3-1275 v6 @ 3.80GHz
9,227
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 23rd of April 2025 - Higher results represent better value
Intel Xeon E3-1585 v5 @ 3.50GHz
15.1
Intel Xeon E3-1275 v6 @ 3.80GHz
18.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 23rd of April 2025 - Higher results represent better performance
Intel Xeon E3-1585 v5 @ 3.50GHz
2,402
Intel Xeon E3-1275 v6 @ 3.80GHz
2,536
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 E3-1585 v5 @ 3.50GHz Intel Xeon E3-1275 v6 @ 3.80GHz
Max TDP65W73W
Power consumption per day (kWh)0.130.15
Running cost per day$0.033$0.036
Power consumption per year (kWh)47.553.3
Running cost per year$11.86$13.32
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.