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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i3-8121U vs m3-8100Y

The Intel Core i3-8121U @ 2.20GHz is newer than Intel Core m3-8100Y @ 1.10GHz also around 36% faster in multi-threaded (CPU Mark) testing, it is around 15% faster in single-thread testing. However, Intel Core m3-8100Y @ 1.10GHz uses substantially less power. The CPUs selected in this comparison belong in different CPU Classes: Laptop, Mobile/Embedded. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 258 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 i3-8121U @ 2.20GHz×Intel Core m3-8100Y @ 1.10GHz+ ADD
Price Search Online Search Online
Socket TypeNA2FCBGA1515
CPU ClassLaptopLaptop, Mobile/Embedded
Clockspeed2.2 GHz1.1 GHz
Turbo SpeedUp to 3.2 GHzUp to 3.4 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 128KB, L2: 0.5MB, L3: 4MB
TDP15W5W
Yearly Running Cost$2.74$0.91
OtherIntel UHD Graphics 615
First Seen on ChartQ4 2018Q4 2018
# of Samples34224
CPU Value15.110.0
Single Thread Rating(% diff. to max in group)1944(0.0%)1660(-14.6%)
CPU Mark(% diff. to max in group)4391(0.0%)2810(-36.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 4th of April 2025 - Higher results represent better performance
Intel Core i3-8121U @ 2.20GHz
4,391
Intel Core m3-8100Y @ 1.10GHz
2,810
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 4th of April 2025 - Higher results represent better value
Intel Core i3-8121U @ 2.20GHz
15.1
Intel Core m3-8100Y @ 1.10GHz
10.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 4th of April 2025 - Higher results represent better performance
Intel Core i3-8121U @ 2.20GHz
1,944
Intel Core m3-8100Y @ 1.10GHz
1,660
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 i3-8121U @ 2.20GHz Intel Core m3-8100Y @ 1.10GHz
Max TDP15W5W
Power consumption per day (kWh)0.03NA
Running cost per day$0.007NA
Power consumption per year (kWh)10.9NA
Running cost per year$2.74NA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.