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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-1255U vs Intel Core i5-1235U

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.


×Intel Core i7-1255U×Intel Core i5-1235U+ ADD
Price$4261$3091
Socket TypeFCBGA1744FCBGA1744
CPU ClassLaptopLaptop, Mobile/Embedded
Clockspeed1.7 GHz1.3 GHz
Turbo SpeedUp to 4.7 GHzUp to 4.4 GHz
# of Physical Cores10 (Threads: 12)10 (Threads: 12)
Max TDP15W15W
Yearly Running Cost$2.74$2.74
OtherIntel Iris Xe GraphicsIntel Iris Xe Graphics
First Seen on ChartQ1 2022Q1 2022
# of Samples4194
Single Thread Rating(% diff. to max in group)3323(-2.9%)3424(0.0%)
CPU Mark(% diff. to max in group)13248(-4.1%)13811(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 16th of August 2022 - Higher results represent better performance
Intel Core i7-1255U
 13,248
Intel Core i5-1235U
 13,811
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 16th of August 2022 - Higher results represent better value
Intel Core i7-1255U
 31.10
Intel Core i5-1235U
 44.69
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 16th of August 2022 - Higher results represent better performance
Intel Core i7-1255U
 3,323
Intel Core i5-1235U
 3,424
PassMark Software © 2008-2022

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
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 i7-1255UIntel Core i5-1235U
Max TDP15W15W
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.