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Intel Atom x5-E3940 vs Celeron J3455

The Intel Atom x5-E3940 @ 1.60GHz is newer than Intel Celeron J3455 @ 1.50GHz, while Intel Celeron J3455 @ 1.50GHz is around 14% faster in multi-threaded (CPU Mark) testing, it is around 17% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). The CPUs selected in this comparison belong in different CPU Classes: Laptop, Desktop. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 472 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-E3940 @ 1.60GHz×Intel Celeron J3455 @ 1.50GHz+ ADD
Price Search Online Search Online
Socket TypeBGA1296FCBGA1296
CPU ClassLaptopDesktop
Clockspeed1.6 GHz1.5 GHz
Turbo SpeedUp to 1.8 GHzUp to 2.3 GHz
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 896KB, L2: 4.0MB, L3: 0MBL1: 224KB, L2: 2.0MB, L3: 0MB
TDP9.5W10W
Yearly Running Cost$1.64$1.83
OtherIntel HD Graphics 500
First Seen on ChartQ2 2018Q4 2016
# of Samples14458
CPU Value0.06.5
Single Thread Rating(% diff. to max in group)672(-17.2%)812(0.0%)
CPU Mark(% diff. to max in group)1941(-13.9%)2254(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 7th of October 2024 - Higher results represent better performance
Intel Atom x5-E3940 @ 1.60GHz
1,941
Intel Celeron J3455 @ 1.50GHz
2,254
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 7th of October 2024 - Higher results represent better value
Intel Atom x5-E3940 @ 1.60GHz
NA
Intel Celeron J3455 @ 1.50GHz
6.5
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 7th of October 2024 - Higher results represent better performance
Intel Atom x5-E3940 @ 1.60GHz
672
Intel Celeron J3455 @ 1.50GHz
812
PassMark Software © 2008-2024
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-E3940 @ 1.60GHz Intel Celeron J3455 @ 1.50GHz
Max TDP9.5W10W
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.