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Intel Atom C3538 vs Xeon X6550

The Intel Atom C3538 @ 2.10GHz is newer than Intel Xeon X6550 @ 2.00GHz, while the multi-threaded (CPU Mark) is simliar, Intel Atom C3538 @ 2.10GHz is around 48% faster in single-thread testing. However, Intel Atom C3538 @ 2.10GHz uses substantially less power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 5 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 C3538 @ 2.10GHz×Intel Xeon X6550 @ 2.00GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1310LGA1567
CPU ClassServerServer
Clockspeed2.1 GHz2.0 GHz
Turbo SpeedNot SupportedUp to 2.4 GHz
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 112KB, L2: 4.0MB, L3: 0MBL1: 256KB, L2: 1.0MB, L3: 72MB
TDP15W130W
Yearly Running Cost$2.74$23.73
Other
First Seen on ChartQ2 2018Q4 2013
# of Samples41
CPU Value25.224.5
Single Thread Rating(% diff. to max in group)744(0.0%)390(-47.5%)
CPU Mark(% diff. to max in group)1889(-2.4%)1936(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 12th of March 2025 - Higher results represent better performance
Intel Atom C3538 @ 2.10GHz
1,889
Intel Xeon X6550 @ 2.00GHz
1,936
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 12th of March 2025 - Higher results represent better value
Intel Atom C3538 @ 2.10GHz
25.2
Intel Xeon X6550 @ 2.00GHz
24.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 12th of March 2025 - Higher results represent better performance
Intel Atom C3538 @ 2.10GHz
744
Intel Xeon X6550 @ 2.00GHz
390
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 C3538 @ 2.10GHz Intel Xeon X6550 @ 2.00GHz
Max TDP15W130W
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.