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Intel i3-4100M vs i5-5257U

The Intel Core i5-5257U @ 2.70GHz is newer than Intel Core i3-4100M @ 2.50GHz and is around 12% faster in multi-threaded (CPU Mark) testing. The Intel Core i5-5257U @ 2.70GHz is around 26% faster in single-thread testing. Also, Intel Core i3-4100M @ 2.50GHz uses around 47% more power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 1249 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 i3-4100M @ 2.50GHz×Intel Core i5-5257U @ 2.70GHz+ ADD
Price Search Online Search Online
Socket TypeFCPGA946FCBGA1168
CPU ClassLaptopLaptop
Clockspeed2.5 GHz2.7 GHz
Turbo SpeedNot SupportedUp to 3.1 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 3MBL1: 128KB, L2: 0.5MB, L3: 3MB
TDP37W23W
Yearly Running Cost$6.75$4.20
Other
First Seen on ChartQ4 2014Q1 2015
# of Samples1481101
CPU Rank32863109
CPU Value11.50.0
Single Thread Rating(% diff. to max in group)1380(-20.5%)1737(0.0%)
CPU Mark(% diff. to max in group)2519(-11.0%)2832(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of March 2026 - Higher results represent better performance
Intel Core i3-4100M @ 2.50GHz
2,519
Intel Core i5-5257U @ 2.70GHz
2,832
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 8th of March 2026 - Higher results represent better value
Intel Core i3-4100M @ 2.50GHz
11.5
Intel Core i5-5257U @ 2.70GHz
NA
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 8th of March 2026 - Higher results represent better performance
Intel Core i3-4100M @ 2.50GHz
1,380
Intel Core i5-5257U @ 2.70GHz
1,737
PassMark Software © 2008-2026
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 i3-4100M @ 2.50GHz Intel Core i5-5257U @ 2.70GHz
Max TDP37W23W
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.