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Intel Atom x5-Z8330 vs Celeron 2981U

The Intel Celeron 2981U @ 1.60GHz is newer than Intel Atom x5-Z8330 @ 1.44GHz and is around 29% faster in multi-threaded (CPU Mark) testing. It is also significantly faster in single-thread testing. Also, Intel Atom x5-Z8330 @ 1.44GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 117 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 x5-Z8330 @ 1.44GHz×Intel Celeron 2981U @ 1.60GHz+ ADD
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Socket TypeNA2BGA1168
CPU ClassLaptopLaptop
Clockspeed1.4 GHz1.6 GHz
Turbo SpeedUp to 1.9 GHzNot Supported
# of Physical Cores4 (Threads: 4)2 (Threads: 2)
CacheL1: 224KB, L2: 2.0MB, L3: 0MBL1: 256KB, L2: 1.0MB, L3: 2MB
TDP4W15W
Yearly Running Cost$0.73$2.74
Other
First Seen on ChartQ3 2016Q4 2016
# of Samples10413
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)457(-49.2%)899(0.0%)
CPU Mark(% diff. to max in group)803(-22.5%)1036(0.0%)
2 - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 12th of May 2025 - Higher results represent better performance
Intel Atom x5-Z8330 @ 1.44GHz
803
Intel Celeron 2981U @ 1.60GHz
1,036
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 12th of May 2025 - Higher results represent better performance
Intel Atom x5-Z8330 @ 1.44GHz
457
Intel Celeron 2981U @ 1.60GHz
899
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 x5-Z8330 @ 1.44GHz Intel Celeron 2981U @ 1.60GHz
Max TDP4W15W
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.