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Intel Atom C2538 vs Celeron N4100

The Intel Celeron N4100 @ 1.10GHz is newer than Intel Atom C2538 @ 2.40GHz and is significantly faster in multi-threaded (CPU Mark) testing. It is also significantly faster in single-thread testing. Also, Intel Celeron N4100 @ 1.10GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 539 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 C2538 @ 2.40GHz×Intel Celeron N4100 @ 1.10GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1283FCBGA1090
CPU ClassLaptopLaptop
Clockspeed2.4 GHz1.1 GHz
Turbo SpeedNot SupportedUp to 2.4 GHz
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 224KB, L2: 2.0MB, L3: 0MBL1: 224KB, L2: 4.0MB, L3: 0MB
TDP15W6W
Yearly Running Cost$2.74$1.10
Other Intel UHD Graphics 600
First Seen on ChartQ2 2018Q2 2018
# of Samples9530
CPU Rank44253263
CPU Value9.322.9
Single Thread Rating(% diff. to max in group)567(-43.4%)1001(0.0%)
CPU Mark(% diff. to max in group)968(-60.5%)2453(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 16th of January 2026 - Higher results represent better performance
Intel Atom C2538 @ 2.40GHz
968
Intel Celeron N4100 @ 1.10GHz
2,453
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 16th of January 2026 - Higher results represent better value
Intel Atom C2538 @ 2.40GHz
9.3
Intel Celeron N4100 @ 1.10GHz
22.9
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 16th of January 2026 - Higher results represent better performance
Intel Atom C2538 @ 2.40GHz
567
Intel Celeron N4100 @ 1.10GHz
1,001
PassMark Software © 2008-2026
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 C2538 @ 2.40GHz Intel Celeron N4100 @ 1.10GHz
Max TDP15W6W
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.