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CPU Benchmarks

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Intel 3 100U vs Ultra 5 125U

The Intel Core 3 100U is newer than Intel Core Ultra 5 125U, while Intel Core Ultra 5 125U is around 16% faster in multi-threaded (CPU Mark) testing, but Intel Core 3 100U is around 12% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 702 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 3 100U×Intel Core Ultra 5 125U+ ADD
Price Search Online Search Online
Socket TypeFCBGA1744FCBGA2049
CPU ClassLaptopLaptop
Clockspeed1.2 GHz1.3 GHz
Turbo SpeedUp to 4.7 GHzUp to 4.3 GHz
# of Physical Cores6 (Threads: 8)12 (Threads: 14)
CacheL1: 544KB, L2: 4.5MB, L3: 10MBL1: 192KB, L2: 2.0MB, L3: 12MB
TDP15W15W
Yearly Running Cost$2.74$2.74
OtherIntel GraphicsIntel Graphics
First Seen on ChartQ1 2024Q1 2024
# of Samples167535
CPU Value0.047.1
Single Thread Rating(% diff. to max in group)3760(0.0%)3300(-12.2%)
CPU Mark(% diff. to max in group)14457(-15.5%)17109(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 3rd of April 2025 - Higher results represent better performance
Intel Core 3 100U
14,457
Intel Core Ultra 5 125U
17,109
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 3rd of April 2025 - Higher results represent better value
Intel Core 3 100U
NA
Intel Core Ultra 5 125U
47.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of April 2025 - Higher results represent better performance
Intel Core 3 100U
3,760
Intel Core Ultra 5 125U
3,300
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 3 100U Intel Core Ultra 5 125U
Max TDP15W15W
Power consumption per day (kWh)0.030.03
Running cost per day$0.007$0.007
Power consumption per year (kWh)10.910.9
Running cost per year$2.74$2.74
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.