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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Celeron J3455 vs Atom C3538 vs Atom C2538

The CPUs selected in this comparison belong in different CPU Classes: Desktop, Server, Laptop. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 483 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 Celeron J3455 @ 1.50GHz×Intel Atom C3538 @ 2.10GHz×Intel Atom C2538 @ 2.40GHz+ ADD
Price Search Online Search Online Search Online
Socket TypeFCBGA1296FCBGA1310FCBGA1283
CPU ClassDesktopServerLaptop
Clockspeed1.5 GHz2.1 GHz2.4 GHz
Turbo SpeedUp to 2.3 GHzNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)4 (Threads: 4)
CacheL1: 224KB, L2: 2.0MB, L3: 0MBL1: 112KB, L2: 4.0MB, L3: 0MBL1: 224KB, L2: 2.0MB, L3: 0MB
TDP10W15W15W
Yearly Running Cost$1.83$2.74$2.74
Other
First Seen on ChartQ4 2016Q2 2018Q2 2018
# of Samples47247
CPU Value6.425.28.4
Single Thread Rating(% diff. to max in group)812(0.0%)744(-8.4%)538(-33.7%)
CPU Mark(% diff. to max in group)2246(0.0%)1889(-15.9%)874(-61.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 13th of March 2025 - Higher results represent better performance
Intel Celeron J3455 @ 1.50GHz
2,246
Intel Atom C3538 @ 2.10GHz
1,889
Intel Atom C2538 @ 2.40GHz
874
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of March 2025 - Higher results represent better value
Intel Celeron J3455 @ 1.50GHz
6.4
Intel Atom C3538 @ 2.10GHz
25.2
Intel Atom C2538 @ 2.40GHz
8.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of March 2025 - Higher results represent better performance
Intel Celeron J3455 @ 1.50GHz
812
Intel Atom C3538 @ 2.10GHz
744
Intel Atom C2538 @ 2.40GHz
538
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 Celeron J3455 @ 1.50GHz Intel Atom C3538 @ 2.10GHz Intel Atom C2538 @ 2.40GHz
Max TDP10W15W15W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.