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Intel Core Ultra 7 155UL vs Intel Core Ultra 9 285T: Comparison
Core Ultra 7 155UL vs Core Ultra 9 285T: the l3 cache difference
On l3 cache the spread is 67%, Core Ultra 7 155UL 12 MB against Core Ultra 9 285T 36 MB, so Core Ultra 9 285T takes it. There is a split on p-core base clock as well, 1.7 GHz on the Core Ultra 7 155UL versus 1.4 GHz on the Core Ultra 9 285T. Tdp is not the same on both, 15 W on the Core Ultra 7 155UL versus 35 W on the Core Ultra 9 285T. There is a split on form factor as well, Embedded on the Core Ultra 7 155UL versus Desktop on the Core Ultra 9 285T.
Which should you buy, Core Ultra 7 155UL or Core Ultra 9 285T?
The Core Ultra 7 155UL is the one to take for embedded systems and all-in-one PCs, though it is the wrong buy for traditional laptop designs and maximum core-count workloads. The Core Ultra 9 285T suits desktop gaming and everyday productivity, though it is not built for laptops and fanless designs. Our rating of the Core Ultra 7 155UL (8/10): the Intel Core Ultra 7 155UL packages Intel's mobile Core Ultra silicon onto a socketed LGA platform for embedded and all-in-one system designs. Our rating of the Core Ultra 9 285T (8.2/10): the Intel Core Ultra 9 285T is a mainstream desktop Arrow Lake-S processor, a solid pick for everyday desktop builds.
Where the two are identical
Where they agree, they agree completely, integrated graphics, socket, igpu and memory type included, so the decision does not turn on any of those.
Frequently asked questions
Do the Core Ultra 7 155UL and Core Ultra 9 285T differ on total cores?
Yes. Total Cores reads 12 on the Core Ultra 7 155UL versus 24 on the Core Ultra 9 285T.
Specs and benchmarks
Form Factor
- Intel Core Ultra 7 155UL
- Embedded
- Intel Core Ultra 9 285T
- Desktop
Codename
- Intel Core Ultra 7 155UL
- Meteor Lake
- Intel Core Ultra 9 285T
- Arrow Lake
Release Year
- Intel Core Ultra 7 155UL
- 2024
- Intel Core Ultra 9 285T
- 2025
TDP
- Intel Core Ultra 7 155UL
- 15 W
- Intel Core Ultra 9 285T
- 35 W
iGPU
- Intel Core Ultra 7 155UL
- Intel Graphics
- Intel Core Ultra 9 285T
- Intel Graphics
Market Segment
- Intel Core Ultra 7 155UL
- Embedded
- Intel Core Ultra 9 285T
- Desktop
Microarchitecture
- Intel Core Ultra 7 155UL
- Meteor Lake
- Intel Core Ultra 9 285T
- Arrow Lake-S
Socket
- Intel Core Ultra 7 155UL
- FCLGA1851
- Intel Core Ultra 9 285T
- FCLGA1851
Process Node
- Intel Core Ultra 7 155UL
- 4 nm
- Intel Core Ultra 9 285T
- 3 nm
Total Cores
- Intel Core Ultra 7 155UL
- 12
- Intel Core Ultra 9 285T
- 24Best
Performance Cores
- Intel Core Ultra 7 155UL
- 2
- Intel Core Ultra 9 285T
- 8Best
Efficiency Cores
- Intel Core Ultra 7 155UL
- 10
- Intel Core Ultra 9 285T
- 16Best
Total Threads
- Intel Core Ultra 7 155UL
- 14
- Intel Core Ultra 9 285T
- 24Best
SMT Enabled
- Intel Core Ultra 7 155UL
- Yes
- Intel Core Ultra 9 285T
- No
P-Core Base Clock
- Intel Core Ultra 7 155UL
- 1.7 GHz
- Intel Core Ultra 9 285T
- 1.4 GHz
P-Core Boost Clock
- Intel Core Ultra 7 155UL
- 4.8 GHz
- Intel Core Ultra 9 285T
- 5.4 GHz
L3 Cache
- Intel Core Ultra 7 155UL
- 12 MB-67%
- Intel Core Ultra 9 285T
- 36 MBBest
Base Power
- Intel Core Ultra 7 155UL
- 15 W
- Intel Core Ultra 9 285T
- 35 W
Max Turbo Power
- Intel Core Ultra 7 155UL
- 57 W
- Intel Core Ultra 9 285T
- 112 W
Memory Type
- Intel Core Ultra 7 155UL
- DDR5
- Intel Core Ultra 9 285T
- DDR5
Integrated Graphics
- Intel Core Ultra 7 155UL
- Yes
- Intel Core Ultra 9 285T
- Yes
NPU Peak TOPS
- Intel Core Ultra 7 155UL
- 11 TOPS (NPU 3)
- Intel Core Ultra 9 285T
- 13 TOPS (NPU 3)
Which one should you pick?
Choose 155UL if you already have it on hand or find it at a lower price.
Choose 285T if you want the higher L3 cache (36 MB vs 12 MB).
Verdict
Intel Core Ultra 7 155UL
8 / 10 Expert Rating
The Intel Core Ultra 7 155UL packages Intel's mobile Core Ultra silicon onto a socketed LGA platform for embedded and all-in-one system designs.
Intel Core Ultra 9 285T
8.2 / 10 Expert Rating
The Intel Core Ultra 9 285T is a mainstream desktop Arrow Lake-S processor, a solid pick for everyday desktop builds.