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Intel Atom x5-E3940 vs i3-7020U

The Intel Atom x5-E3940 @ 1.60GHz is newer than Intel Core i3-7020U @ 2.30GHz, while Intel Core i3-7020U @ 2.30GHz is around 24% faster in multi-threaded (CPU Mark) testing, it is around 49% faster in single-thread testing. However, Intel Core i3-7020U @ 2.30GHz uses around 45% more power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1064 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 Core i3-7020U @ 2.30GHz+ ADD
Price Search Online Search Online
Socket TypeBGA1296FCBGA1356
CPU ClassLaptopLaptop
Clockspeed1.6 GHz2.3 GHz
Turbo SpeedUp to 1.8 GHzNot Supported
# of Physical Cores4 (Threads: 4)2 (Threads: 4)
CacheL1: 896KB, L2: 4.0MB, L3: 0MBL1: 128KB, L2: 0.5MB, L3: 3MB
TDP9.5W15W
Yearly Running Cost$1.64$2.74
OtherIntel HD Graphics 500Intel UHD Graphics 620
First Seen on ChartQ2 2018Q2 2018
# of Samples161048
CPU Value0.09.2
Single Thread Rating(% diff. to max in group)677(-48.7%)1319(0.0%)
CPU Mark(% diff. to max in group)1953(-24.4%)2582(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Atom x5-E3940 @ 1.60GHz
1,953
Intel Core i3-7020U @ 2.30GHz
2,582
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 5th of February 2025 - Higher results represent better value
Intel Atom x5-E3940 @ 1.60GHz
NA
Intel Core i3-7020U @ 2.30GHz
9.2
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Atom x5-E3940 @ 1.60GHz
677
Intel Core i3-7020U @ 2.30GHz
1,319
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-E3940 @ 1.60GHz Intel Core i3-7020U @ 2.30GHz
Max TDP9.5W15W
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.