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Intel Ultra 7 266V vs Ultra 5 125U

The Intel Core Ultra 7 266V is newer than Intel Core Ultra 5 125U and is around 14% faster in multi-threaded (CPU Mark) testing. The Intel Core Ultra 7 266V is around 21% faster in single-thread testing. Also, Intel Core Ultra 7 266V uses around 13% more power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 885 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 Ultra 7 266V×Intel Core Ultra 5 125U+ ADD
Price Search Online Search Online
Socket TypeFCBGA2833FCBGA2049
CPU ClassLaptopLaptop
Clockspeed2.2 GHz1.3 GHz
Turbo SpeedUp to 5.0 GHzUp to 4.3 GHz
# of Physical Cores8 (Threads: 8)12 (Threads: 14)
CacheL1: 832KB, L2: 14.0MB, L3: 12MBL1: 192KB, L2: 2.0MB, L3: 12MB
TDP17W15W
Yearly Running Cost$3.10$2.74
OtherIntel Arc Graphics 140VIntel Graphics
First Seen on ChartQ1 2025Q1 2024
# of Samples26859
CPU Value38.848.9
Single Thread Rating(% diff. to max in group)4010(0.0%)3317(-17.3%)
CPU Mark(% diff. to max in group)20189(0.0%)17738(-12.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 30th of April 2025 - Higher results represent better performance
Intel Core Ultra 7 266V
20,189
Intel Core Ultra 5 125U
17,738
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 30th of April 2025 - Higher results represent better value
Intel Core Ultra 7 266V
38.8
Intel Core Ultra 5 125U
48.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 30th of April 2025 - Higher results represent better performance
Intel Core Ultra 7 266V
4,010
Intel Core Ultra 5 125U
3,317
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 Ultra 7 266V Intel Core Ultra 5 125U
Max TDP17W15W
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.