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Intel Atom C3758 vs Xeon E3-1205 v6

The Intel Atom C3758 @ 2.20GHz is newer than Intel Xeon E3-1205 v6 @ 3.00GHz, while Intel Xeon E3-1205 v6 @ 3.00GHz is around 19% faster in multi-threaded (CPU Mark) testing and is significantly faster in single-thread testing. However, Intel Atom C3758 @ 2.20GHz uses substantially less power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 8 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 Atom C3758 @ 2.20GHz×Intel Xeon E3-1205 v6 @ 3.00GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1310FCLGA1151
CPU ClassServerServer
Clockspeed2.2 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores8 (Threads: 8)4 (Threads: 4)
CacheL1: 896KB, L2: 8.0MB, L3: 0MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP25W65W
Yearly Running Cost$4.56$11.86
OtherIntel HD Graphics P630
First Seen on ChartQ2 2020Q1 2020
# of Samples71
CPU Value23.929.4
Single Thread Rating(% diff. to max in group)867(-53.8%)1875(0.0%)
CPU Mark(% diff. to max in group)4614(-18.8%)5682(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 2nd of April 2025 - Higher results represent better performance
Intel Atom C3758 @ 2.20GHz
4,614
Intel Xeon E3-1205 v6 @ 3.00GHz
5,682
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 2nd of April 2025 - Higher results represent better value
Intel Atom C3758 @ 2.20GHz
23.9
Intel Xeon E3-1205 v6 @ 3.00GHz
29.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 2nd of April 2025 - Higher results represent better performance
Intel Atom C3758 @ 2.20GHz
867
Intel Xeon E3-1205 v6 @ 3.00GHz
1,875
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 Atom C3758 @ 2.20GHz Intel Xeon E3-1205 v6 @ 3.00GHz
Max TDP25W65W
Power consumption per day (kWh)0.050.13
Running cost per day$0.013$0.033
Power consumption per year (kWh)18.347.5
Running cost per year$4.56$11.86
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.