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Intel Ultra 7 255H vs Ultra 9 285H

Both CPUs were released (or first benchmaked) within the last year, while Intel Core Ultra 9 285H is around 23% faster in multi-threaded (CPU Mark) testing, but Intel Core Ultra 7 255H is around 8% faster in single-thread testing. However, 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 9 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 255H×Intel Core Ultra 9 285H+ ADD
Price Search Online Search Online
Socket TypeFCBGA2049FCBGA2049
CPU ClassMobile/EmbeddedMobile/Embedded
Clockspeed2.0 GHz2.9 GHz
Turbo SpeedUp to 5.1 GHzUp to 5.4 GHz
# of Physical Cores16 (Threads: 16)16 (Threads: 16)
CacheL1: 1,632KB, L2: 20.0MB, L3: 24MBL1: 1,632KB, L2: 20.0MB, L3: 24MB
TDP28W45W
Yearly Running Cost$5.11$8.21
OtherIntel Arc 140T GPU, Intel AI BoostIntel Arc 140T GPU
First Seen on ChartQ1 2025Q1 2025
# of Samples18
CPU Value0.057.4
Single Thread Rating(% diff. to max in group)4631(0.0%)4257(-8.1%)
CPU Mark(% diff. to max in group)28867(-22.7%)37343(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 1st of February 2025 - Higher results represent better performance
Intel Core Ultra 7 255H
28,867
Intel Core Ultra 9 285H
37,343
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 1st of February 2025 - Higher results represent better value
Intel Core Ultra 7 255H
NA
Intel Core Ultra 9 285H
57.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 1st of February 2025 - Higher results represent better performance
Intel Core Ultra 7 255H
4,631
Intel Core Ultra 9 285H
4,257
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 255H Intel Core Ultra 9 285H
Max TDP28W45W
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.