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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i5-7Y57 vs i3-7100U

The Intel Core i5-7Y57 @ 1.20GHz is newer than Intel Core i3-7100U @ 2.40GHz and is around -5% slower in multi-threaded (CPU Mark) testing. The Intel Core i5-7Y57 @ 1.20GHz is around 15% faster in single-thread testing. Also, Intel Core i5-7Y57 @ 1.20GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 2486 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 i5-7Y57 @ 1.20GHz×Intel Core i3-7100U @ 2.40GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1515FCBGA1356
CPU ClassLaptopLaptop
Clockspeed1.2 GHz2.4 GHz
Turbo SpeedUp to 3.3 GHzNot Supported
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 128KB, L2: 0.5MB, L3: 3MB
TDP4.5W15W
Yearly Running Cost$0.73$2.74
OtherIntel HD Graphics 615Intel HD Graphics 620
First Seen on ChartQ1 2017Q4 2016
# of Samples982388
CPU Value0.05.9
Single Thread Rating(% diff. to max in group)1572(0.0%)1369(-12.9%)
CPU Mark(% diff. to max in group)2576(-5.3%)2721(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 18th of November 2025 - Higher results represent better performance
Intel Core i5-7Y57 @ 1.20GHz
2,576
Intel Core i3-7100U @ 2.40GHz
2,721
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 18th of November 2025 - Higher results represent better value
Intel Core i5-7Y57 @ 1.20GHz
NA
Intel Core i3-7100U @ 2.40GHz
5.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 18th of November 2025 - Higher results represent better performance
Intel Core i5-7Y57 @ 1.20GHz
1,572
Intel Core i3-7100U @ 2.40GHz
1,369
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 Core i5-7Y57 @ 1.20GHz Intel Core i3-7100U @ 2.40GHz
Max TDP4.5W15W
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.