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Intel Atom Z3745D vs Celeron N2840

The Intel Atom Z3745D @ 1.33GHz is newer than Intel Celeron N2840 @ 2.16GHz, while the multi-threaded (CPU Mark) is simliar, Intel Celeron N2840 @ 2.16GHz is around 38% faster in single-thread testing. However, 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 1514 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 Z3745D @ 1.33GHz×Intel Celeron N2840 @ 2.16GHz+ ADD
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Socket TypeNA2FCBGA1170
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: 448KB, L2: 2.0MB, L3: 0MBL1: 112KB, L2: 1.0MB, L3: 0MB
TDP4.4W7W
Yearly Running Cost$0.73$1.28
OtherIntel HD Graphics for Intel Atom Processor Z3700 Series
First Seen on ChartQ4 2014Q4 2014
# of Samples131501
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)415(-38.2%)6723(0.0%)
CPU Mark(% diff. to max in group)599(0.0%)588(-1.8%)
2 - Information not available. Do you know? Notify Us.
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 27th of July 2024 - Higher results represent better performance
Intel Atom Z3745D @ 1.33GHz
599
Intel Celeron N2840 @ 2.16GHz
588
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 27th of July 2024 - Higher results represent better performance
Intel Atom Z3745D @ 1.33GHz
415
Intel Celeron N2840 @ 2.16GHz
672
PassMark Software © 2008-2024

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
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 Z3745D @ 1.33GHzIntel 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.