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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Ultra 7 266V vs Ultra 7 155U

The Intel Core Ultra 7 266V is newer than Intel Core Ultra 7 155U also around 18% faster in multi-threaded (CPU Mark) testing, it is around 15% faster in single-thread testing. However, 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 601 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 7 155U+ ADD
Price Search Online Search Online
Socket TypeFCBGA2833FCBGA2049
CPU ClassLaptopLaptop
Clockspeed2.2 GHz1.7 GHz
Turbo SpeedUp to 5.0 GHzUp to 4.8 GHz
# of Physical Cores8 (Threads: 8)12 (Threads: 14)
CacheL1: 832KB, L2: 14.0MB, L3: 12MBL1: 1,184KB, L2: 10.0MB, L3: 12MB
TDP17W15W
Yearly Running Cost$3.10$2.74
OtherIntel Arc Graphics 140VIntel Graphics, Intel AI Boost
First Seen on ChartQ1 2025Q1 2024
# of Samples24577
CPU Value38.833.6
Single Thread Rating(% diff. to max in group)4035(0.0%)3413(-15.4%)
CPU Mark(% diff. to max in group)20170(0.0%)16473(-18.3%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 17th of April 2025 - Higher results represent better performance
Intel Core Ultra 7 266V
20,170
Intel Core Ultra 7 155U
16,473
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 17th of April 2025 - Higher results represent better value
Intel Core Ultra 7 266V
38.8
Intel Core Ultra 7 155U
33.6
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 17th of April 2025 - Higher results represent better performance
Intel Core Ultra 7 266V
4,035
Intel Core Ultra 7 155U
3,413
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 7 155U
Max TDP17W15W
Power consumption per day (kWh)0.030.03
Running cost per day$0.009$0.007
Power consumption per year (kWh)12.410.9
Running cost per year$3.10$2.74
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.