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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5-2640 v4 vs Xeon E5-2660 v4

The Intel Xeon E5-2660 v4 @ 2.00GHz is newer than Intel Xeon E5-2640 v4 @ 2.40GHz also around 20% faster in multi-threaded (CPU Mark) testing, but Intel Xeon E5-2640 v4 @ 2.40GHz is around 9% faster in single-thread testing. However, Intel Xeon E5-2660 v4 @ 2.00GHz uses around 15% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 271 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 E5-2640 v4 @ 2.40GHz×Intel Xeon E5-2660 v4 @ 2.00GHz+ ADD
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Socket TypeFCLGA2011-3FCLGA2011-3
CPU ClassServerServer
Clockspeed2.4 GHz2.0 GHz
Turbo SpeedUp to 3.4 GHzUp to 3.2 GHz
# of Physical Cores10 (Threads: 20)14 (Threads: 28)
CacheL1: 640KB, L2: 2.5MB, L3: 25MBL1: 896KB, L2: 3.5MB, L3: 35MB
TDP90W105W
Yearly Running Cost$16.43$19.16
Other
First Seen on ChartQ2 2016Q4 2016
# of Samples21061
CPU Value312.7320.0
Single Thread Rating(% diff. to max in group)1968(0.0%)1787(-9.2%)
CPU Mark(% diff. to max in group)12476(-20.4%)15681(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of April 2025 - Higher results represent better performance
Intel Xeon E5-2640 v4 @ 2.40GHz
12,476
Intel Xeon E5-2660 v4 @ 2.00GHz
15,681
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 8th of April 2025 - Higher results represent better value
Intel Xeon E5-2640 v4 @ 2.40GHz
312.7
Intel Xeon E5-2660 v4 @ 2.00GHz
320.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 8th of April 2025 - Higher results represent better performance
Intel Xeon E5-2640 v4 @ 2.40GHz
1,968
Intel Xeon E5-2660 v4 @ 2.00GHz
1,787
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 E5-2640 v4 @ 2.40GHz Intel Xeon E5-2660 v4 @ 2.00GHz
Max TDP90W105W
Power consumption per day (kWh)0.180.21
Running cost per day$0.045$0.052
Power consumption per year (kWh)65.776.6
Running cost per year$16.43$19.16
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.