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CPU Benchmarks

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Intel i5-4230U vs Atom x5-E3940

The Intel Atom x5-E3940 @ 1.60GHz is newer than Intel Core i5-4230U @ 1.90GHz also around 5% faster in multi-threaded (CPU Mark) testing, but Intel Core i5-4230U @ 1.90GHz is significantly faster in single-thread testing. However, Intel Core i5-4230U @ 1.90GHz 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 17 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 Core i5-4230U @ 1.90GHz×Intel Atom x5-E3940 @ 1.60GHz+ ADD
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Socket TypeFCBGA1364BGA1296
CPU ClassLaptopLaptop
Clockspeed1.9 GHz1.6 GHz
Turbo SpeedUp to 2.9 GHzUp to 1.8 GHz
# of Physical Cores2 (Threads: 4)4 (Threads: 4)
CacheL1: 256KB, L2: 1.0MB, L3: 3MBL1: 896KB, L2: 4.0MB, L3: 0MB
TDP15W9.5W
Yearly Running Cost$2.74$1.64
OtherIntel HD Graphics 500
First Seen on ChartQ1 2018Q2 2018
# of Samples116
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)1620(0.0%)677(-58.2%)
CPU Mark(% diff. to max in group)1853(-5.1%)1953(0.0%)

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i5-4230U @ 1.90GHz
1,853
Intel Atom x5-E3940 @ 1.60GHz
1,953
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i5-4230U @ 1.90GHz
1,620
Intel Atom x5-E3940 @ 1.60GHz
677
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 Core i5-4230U @ 1.90GHz Intel Atom x5-E3940 @ 1.60GHz
Max TDP15W9.5W
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.