iconcharts
2

CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Ultra 7 155U vs i7-1355U

The Intel Core Ultra 7 155U is newer than Intel Core i7-1355U also around 12% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. 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 1964 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 155U×Intel Core i7-1355U+ ADD
Price Search Online Search Online
Socket TypeFCBGA2049FCBGA1744
CPU ClassLaptopLaptop
Clockspeed1.7 GHz1.7 GHz
Turbo SpeedUp to 4.8 GHzUp to 5.0 GHz
# of Physical Cores12 (Threads: 14)10 (Threads: 12)
CacheL1: 1,184KB, L2: 10.0MB, L3: 12MBL1: 928KB, L2: 6.5MB, L3: 12MB
TDP15W15W
Yearly Running Cost$2.74$2.74
OtherIntel Graphics, Intel AI BoostIntel Iris Xe Graphics eligible
First Seen on ChartQ1 2024Q2 2023
# of Samples5061458
CPU Value33.831.0
Single Thread Rating(% diff. to max in group)3425(-1.3%)3470(0.0%)
CPU Mark(% diff. to max in group)16542(0.0%)14539(-12.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 30th of March 2025 - Higher results represent better performance
Intel Core Ultra 7 155U
16,542
Intel Core i7-1355U
14,539
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 30th of March 2025 - Higher results represent better value
Intel Core Ultra 7 155U
33.8
Intel Core i7-1355U
31.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 30th of March 2025 - Higher results represent better performance
Intel Core Ultra 7 155U
3,425
Intel Core i7-1355U
3,470
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 155U Intel Core i7-1355U
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.