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Intel Xeon E3-1245 v3 vs Xeon E5-1660

The Intel Xeon E3-1245 v3 @ 3.40GHz is newer than Intel Xeon E5-1660 @ 3.30GHz and is around -16% slower in multi-threaded (CPU Mark) testing. The Intel Xeon E3-1245 v3 @ 3.40GHz is around 20% faster in single-thread testing. Also, Intel Xeon E5-1660 @ 3.30GHz uses around 43% more power. All the CPUs in this comparison belong in the Server CPU Class. The values below were tabulated from a combined 647 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 E3-1245 v3 @ 3.40GHz×Intel Xeon E5-1660 @ 3.30GHz+ ADD
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Socket TypeLGA1150LGA2011
CPU ClassServerServer
Clockspeed3.4 GHz3.3 GHz
Turbo SpeedUp to 3.8 GHzUp to 3.9 GHz
# of Physical Cores4 (Threads: 8)6 (Threads: 12)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 384KB, L2: 1.5MB, L3: 15MB
TDP84W130W
Yearly Running Cost$15.33$23.73
OtherIntel HD Graphics P4600
First Seen on ChartQ2 2013Q3 2012
# of Samples392255
CPU Value0.031.3
Single Thread Rating(% diff. to max in group)2153(0.0%)1789(-16.9%)
CPU Mark(% diff. to max in group)7056(-15.7%)8369(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 20th of May 2025 - Higher results represent better performance
Intel Xeon E3-1245 v3 @ 3.40GHz
7,056
Intel Xeon E5-1660 @ 3.30GHz
8,369
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 20th of May 2025 - Higher results represent better value
Intel Xeon E3-1245 v3 @ 3.40GHz
NA
Intel Xeon E5-1660 @ 3.30GHz
31.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 20th of May 2025 - Higher results represent better performance
Intel Xeon E3-1245 v3 @ 3.40GHz
2,153
Intel Xeon E5-1660 @ 3.30GHz
1,789
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 E3-1245 v3 @ 3.40GHz Intel Xeon E5-1660 @ 3.30GHz
Max TDP84W130W
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.