Over 1,000,000 CPUs benchmarked
Both CPUs were released (or first benchmaked) within the last year, but Intel Core Ultra 9 285H is around 9% faster in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, Intel Core Ultra 9 285H uses around 47% more power. All the CPUs in this comparison belong in the Mobile/Embedded CPU Class. The values below were tabulated from a combined 379 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
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×Intel Core Ultra 7 255H | ×Intel Core Ultra 9 285H | + ADD | |
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Socket Type | FCBGA2049 | FCBGA2049 | |
CPU Class | Mobile/Embedded | Mobile/Embedded | |
Clockspeed | 2.0 GHz | 2.9 GHz | |
Turbo Speed | Up to 5.1 GHz | Up to 5.4 GHz | |
# of Physical Cores | 16 (Threads: 16) | 16 (Threads: 16) | |
Cache | L1: 1,632KB, L2: 20.0MB, L3: 24MB | L1: 1,632KB, L2: 20.0MB, L3: 24MB | |
TDP | 28W | 45W | |
Yearly Running Cost | $5.11 | $8.21 | |
Other | Intel Arc 140T GPU, Intel AI Boost | Intel Arc 140T GPU | |
First Seen on Chart | Q1 2025 | Q1 2025 | |
# of Samples | 174 | 205 | |
CPU Value | 0.0 | 51.6 | |
Single Thread Rating(% diff. to max in group) | 4461(-0.3%) | 4472(0.0%) | |
CPU Mark(% diff. to max in group) | 30746(-8.4%) | 33562(0.0%) |
Intel Core Ultra 7 255H | 30,746 | |
Intel Core Ultra 9 285H | 33,562 | |
PassMark Software © 2008-2025 |
Intel Core Ultra 7 255H | NA | |
Intel Core Ultra 9 285H | 51.6 | |
PassMark Software © 2008-2025 |
Intel Core Ultra 7 255H | 4,461 | |
Intel Core Ultra 9 285H | 4,472 | |
PassMark Software © 2008-2025 |
Intel Core Ultra 7 255H | Intel Core Ultra 9 285H | |
---|---|---|
Max TDP | 28W | 45W |
Power consumption per day (kWh) | NA | NA |
Running cost per day | NA | NA |
Power consumption per year (kWh) | NA | NA |
Running cost per year | NA | NA |