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Intel Xeon X5660 vs Xeon E5-2670 v2

The Intel Xeon E5-2670 v2 @ 2.50GHz is newer than Intel Xeon X5660 @ 2.80GHz also around 47% faster in multi-threaded (CPU Mark) testing, it is around 16% faster in single-thread testing. However, Intel Xeon E5-2670 v2 @ 2.50GHz uses around 19% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 470 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 X5660 @ 2.80GHz×Intel Xeon E5-2670 v2 @ 2.50GHz+ ADD
Price Search Online Search Online
Socket TypeLGA1366FCLGA2011
CPU ClassServerServer
Clockspeed2.8 GHz2.5 GHz
Turbo SpeedUp to 3.2 GHzUp to 3.3 GHz
# of Physical Cores6 (Threads: 12)10 (Threads: 20)
CacheL1: 384KB, L2: 1.5MB, L3: 12MBL1: 640KB, L2: 2.5MB, L3: 25MB
TDP95W115W
Yearly Running Cost$17.34$20.99
Other
First Seen on ChartQ2 2010Q1 2014
# of Samples326144
CPU Value599.5669.4
Single Thread Rating(% diff. to max in group)1368(-16.1%)1632(0.0%)
CPU Mark(% diff. to max in group)5983(-47.4%)11374(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 26th of February 2025 - Higher results represent better performance
Intel Xeon X5660 @ 2.80GHz
5,983
Intel Xeon E5-2670 v2 @ 2.50GHz
11,374
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 26th of February 2025 - Higher results represent better value
Intel Xeon X5660 @ 2.80GHz
599.5
Intel Xeon E5-2670 v2 @ 2.50GHz
669.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 26th of February 2025 - Higher results represent better performance
Intel Xeon X5660 @ 2.80GHz
1,368
Intel Xeon E5-2670 v2 @ 2.50GHz
1,632
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 X5660 @ 2.80GHz Intel Xeon E5-2670 v2 @ 2.50GHz
Max TDP95W115W
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.