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CPU Benchmarks

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Intel Ultra 7 255HX vs AMD Ryzen AI 9 HX 375

The Intel Core Ultra 7 255HX is newer than AMD Ryzen AI 9 HX 375 and is around 45% faster in multi-threaded (CPU Mark) testing. The Intel Core Ultra 7 255HX is around 16% faster in single-thread testing. Also, AMD Ryzen AI 9 HX 375 uses substantially less power. The CPUs selected in this comparison belong in different CPU Classes: Laptop, Desktop. Consider, selecting CPUs from simliar CPU Class for more apt comparison. The values below were tabulated from a combined 439 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 255HX×AMD Ryzen AI 9 HX 375+ ADD
Price Search Online Search Online
Socket TypeFCBGA2114FP8
CPU ClassLaptopDesktop, Laptop
Clockspeed2.4 GHz2.0 GHz
Turbo SpeedUp to 5.2 GHzUp to 5.1 GHz
# of Physical Cores20 (Threads: 20)12 (Threads: 24)
CacheL1: 2,048KB, L2: 36.0MB, L3: 30MBL1: 960KB, L2: 12.0MB, L3: 24MB
TDP55W28W
Yearly Running Cost$10.04$5.11
OtherIntel Graphics, Intel AI Boostw/ Radeon 890M
First Seen on ChartQ2 2025Q4 2024
# of Samples35881
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)4624(0.0%)3971(-14.1%)
CPU Mark(% diff. to max in group)49961(0.0%)34559(-30.8%)

CPU Mark Rating
As of 11th of December 2025 - Higher results represent better performance
Intel Core Ultra 7 255HX
49,961
AMD Ryzen AI 9 HX 375
34,559
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 11th of December 2025 - Higher results represent better performance
Intel Core Ultra 7 255HX
4,624
AMD Ryzen AI 9 HX 375
3,971
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 255HX AMD Ryzen AI 9 HX 375
Max TDP55W28W
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.