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Intel Atom Z3735F vs Celeron N2840

The Intel Celeron N2840 @ 2.16GHz is newer than Intel Atom Z3735F @ 1.33GHz and is around 7% faster in multi-threaded (CPU Mark) testing. It is also significantly faster in single-thread testing. Also, Intel Celeron N2840 @ 2.16GHz uses around 46% more power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 2855 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 Z3735F @ 1.33GHz×Intel Celeron N2840 @ 2.16GHz+ ADD
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Socket TypeUTFCBGA592FCBGA1170
CPU ClassLaptopLaptop
Clockspeed1.3 GHz2.2 GHz
Turbo SpeedUp to 1.8 GHzUp to 2.6 GHz
# of Physical Cores4 (Threads: 4)2 (Threads: 2)
CacheL1: 224KB, L2: 2.0MB, L3: 0MBL1: 112KB, L2: 1.0MB, L3: 0MB
TDP4.4W7W
Yearly Running Cost$0.73$1.28
Other
First Seen on ChartQ3 2014Q4 2014
# of Samples12611594
CPU Value1.10.0
Single Thread Rating(% diff. to max in group)388(-41.9%)6693(0.0%)
CPU Mark(% diff. to max in group)543(-6.7%)582(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 8th of November 2025 - Higher results represent better performance
Intel Atom Z3735F @ 1.33GHz
543
Intel Celeron N2840 @ 2.16GHz
582
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 8th of November 2025 - Higher results represent better value
Intel Atom Z3735F @ 1.33GHz
1.1
Intel Celeron N2840 @ 2.16GHz
NA
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 8th of November 2025 - Higher results represent better performance
Intel Atom Z3735F @ 1.33GHz
388
Intel Celeron N2840 @ 2.16GHz
669
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 Z3735F @ 1.33GHz Intel Celeron N2840 @ 2.16GHz
Max TDP4.4W7W
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.