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Intel i5-12450H vs i7-1255U

The Intel Core i7-1255U is newer than Intel Core i5-12450H, while Intel Core i5-12450H is around 19% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Core i7-1255U uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 3486 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 i5-12450H×Intel Core i7-1255U+ ADD
Price Search Online Search Online
Socket TypeFCBGA1744FCBGA1744
CPU ClassLaptopLaptop
Clockspeed2.0 GHz1.7 GHz
Turbo SpeedUp to 4.4 GHzUp to 4.7 GHz
# of Physical Cores8 (Threads: 12)10 (Threads: 12)
CacheL1: 704KB, L2: 7.0MB, L3: 12MBL1: 928KB, L2: 6.5MB, L3: 12MB
TDP45W15W
Yearly Running Cost$8.21$2.74
OtherIntel UHD Graphics for 12th Gen Intel ProcessorsIntel Iris Xe Graphics
First Seen on ChartQ1 2022Q1 2022
# of Samples18641622
CPU Value54.031.8
Single Thread Rating(% diff. to max in group)3356(0.0%)3246(-3.3%)
CPU Mark(% diff. to max in group)16786(0.0%)13546(-19.3%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Core i5-12450H
16,786
Intel Core i7-1255U
13,546
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 5th of February 2025 - Higher results represent better value
Intel Core i5-12450H
54.0
Intel Core i7-1255U
31.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Core i5-12450H
3,356
Intel Core i7-1255U
3,246
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 i5-12450H Intel Core i7-1255U
Max TDP45W15W
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.