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Intel Xeon E3-1535M v5 vs Xeon E3-1281 v3

The Intel Xeon E3-1535M v5 @ 2.90GHz is newer than Intel Xeon E3-1281 v3 @ 3.70GHz, while the multi-threaded (CPU Mark) is simliar, Intel Xeon E3-1281 v3 @ 3.70GHz is around 10% faster in single-thread testing. However, Intel Xeon E3-1535M v5 @ 2.90GHz uses substantially less power. The CPUs selected in this comparison belong in different CPU Classes: Laptop, Server. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 308 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 E3-1535M v5 @ 2.90GHz×Intel Xeon E3-1281 v3 @ 3.70GHz+ ADD
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Socket TypeFCBGA1440LGA1150
CPU ClassLaptop, ServerServer
Clockspeed2.9 GHz3.7 GHz
Turbo SpeedUp to 3.8 GHzUp to 4.1 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP45W82W
Yearly Running Cost$8.21$14.97
Other
First Seen on ChartQ4 2015Q2 2015
# of Samples25355
CPU Value12.013.8
Single Thread Rating(% diff. to max in group)2109(-9.6%)2334(0.0%)
CPU Mark(% diff. to max in group)7476(-0.7%)7528(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 18th of April 2025 - Higher results represent better performance
Intel Xeon E3-1535M v5 @ 2.90GHz
7,476
Intel Xeon E3-1281 v3 @ 3.70GHz
7,528
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 18th of April 2025 - Higher results represent better value
Intel Xeon E3-1535M v5 @ 2.90GHz
12.0
Intel Xeon E3-1281 v3 @ 3.70GHz
13.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 18th of April 2025 - Higher results represent better performance
Intel Xeon E3-1535M v5 @ 2.90GHz
2,109
Intel Xeon E3-1281 v3 @ 3.70GHz
2,334
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 E3-1535M v5 @ 2.90GHz Intel Xeon E3-1281 v3 @ 3.70GHz
Max TDP45W82W
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.