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Intel Core Ultra 5 125H vs Intel Core Ultra 5 135U: Comparison
What is the difference between Core Ultra 5 125H and Core Ultra 5 135U?
L3 cache is where these two genuinely part company, Core Ultra 5 125H 18 MB against Core Ultra 5 135U 12 MB, a 33% lead for Core Ultra 5 125H. Tdp is not the same on both, 28 W on the Core Ultra 5 125H versus 15 W on the Core Ultra 5 135U. There is a split on igpu as well, Intel Arc graphics on the Core Ultra 5 125H versus Intel Graphics on the Core Ultra 5 135U. They differ on base power too, 28 W on the Core Ultra 5 125H versus 15 W on the Core Ultra 5 135U.
Which should you buy, Core Ultra 5 125H or Core Ultra 5 135U?
Buy the Core Ultra 5 125H for everyday laptop computing and on-device AI features, though it is the wrong buy for gaming laptops and heavy sustained workloads. The Core Ultra 5 135U suits everyday laptop computing and on-device AI features, though it is not the pick for gaming laptops and heavy sustained workloads. Our rating of the Core Ultra 5 125H (8.1/10): the Intel Core Ultra 5 125H is the value entry point of Intel's H-series Meteor Lake pair, a sensible pick for premium laptops on a tighter budget. Our rating of the Core Ultra 5 135U (7.9/10): the Intel Core Ultra 5 135U is a efficiency-oriented Meteor Lake mobile chip, well suited to thin-and-light everyday laptops.
What Core Ultra 5 125H and Core Ultra 5 135U have in common
The common ground is wider than the gap: efficiency cores, integrated graphics, socket, form factor and release year are identical here. They match on 5 further specifications as well.
Frequently asked questions
Do the Core Ultra 5 125H and Core Ultra 5 135U differ on total cores?
Yes. Total Cores reads 14 on the Core Ultra 5 125H versus 12 on the Core Ultra 5 135U.
Is the Market Segment the same on the Core Ultra 5 125H and Core Ultra 5 135U?
It is. Both are listed at Laptop, so it is not a reason to pick one over the other.
Specs and benchmarks
Form Factor
- Intel Core Ultra 5 125H
- Laptop
- Intel Core Ultra 5 135U
- Laptop
Codename
- Intel Core Ultra 5 125H
- Meteor Lake
- Intel Core Ultra 5 135U
- Meteor Lake
Release Year
- Intel Core Ultra 5 125H
- 2023
- Intel Core Ultra 5 135U
- 2023
TDP
- Intel Core Ultra 5 125H
- 28 W
- Intel Core Ultra 5 135U
- 15 W
iGPU
- Intel Core Ultra 5 125H
- Intel Arc graphics
- Intel Core Ultra 5 135U
- Intel Graphics
Market Segment
- Intel Core Ultra 5 125H
- Laptop
- Intel Core Ultra 5 135U
- Laptop
Microarchitecture
- Intel Core Ultra 5 125H
- Meteor Lake
- Intel Core Ultra 5 135U
- Meteor Lake
Socket
- Intel Core Ultra 5 125H
- FCBGA2049
- Intel Core Ultra 5 135U
- FCBGA2049
Process Node
- Intel Core Ultra 5 125H
- 4 nm
- Intel Core Ultra 5 135U
- 4 nm
Total Cores
- Intel Core Ultra 5 125H
- 14Best
- Intel Core Ultra 5 135U
- 12
Performance Cores
- Intel Core Ultra 5 125H
- 4Best
- Intel Core Ultra 5 135U
- 2
Efficiency Cores
- Intel Core Ultra 5 125H
- 10
- Intel Core Ultra 5 135U
- 10
Total Threads
- Intel Core Ultra 5 125H
- 18Best
- Intel Core Ultra 5 135U
- 14
SMT Enabled
- Intel Core Ultra 5 125H
- Yes
- Intel Core Ultra 5 135U
- Yes
P-Core Base Clock
- Intel Core Ultra 5 125H
- 1.2 GHz
- Intel Core Ultra 5 135U
- 1.6 GHz
P-Core Boost Clock
- Intel Core Ultra 5 125H
- 4.5 GHz
- Intel Core Ultra 5 135U
- 4.4 GHz
L3 Cache
- Intel Core Ultra 5 125H
- 18 MBBest
- Intel Core Ultra 5 135U
- 12 MB-33%
Base Power
- Intel Core Ultra 5 125H
- 28 W
- Intel Core Ultra 5 135U
- 15 W
Max Turbo Power
- Intel Core Ultra 5 125H
- 115 W
- Intel Core Ultra 5 135U
- 57 W
Memory Type
- Intel Core Ultra 5 125H
- DDR5, LPDDR5/X
- Intel Core Ultra 5 135U
- DDR5, LPDDR5/X
Integrated Graphics
- Intel Core Ultra 5 125H
- Yes
- Intel Core Ultra 5 135U
- Yes
NPU Peak TOPS
- Intel Core Ultra 5 125H
- 11 TOPS (NPU 3)
- Intel Core Ultra 5 135U
- 11 TOPS (NPU 3)
Which one should you pick?
Choose 125H if you want the higher L3 cache (18 MB vs 12 MB).
Choose 135U if you already have it on hand or find it at a lower price.
Verdict
Intel Core Ultra 5 125H
8.1 / 10 Expert Rating
The Intel Core Ultra 5 125H is the value entry point of Intel's H-series Meteor Lake pair, a sensible pick for premium laptops on a tighter budget.
Intel Core Ultra 5 135U
7.9 / 10 Expert Rating
The Intel Core Ultra 5 135U is a efficiency-oriented Meteor Lake mobile chip, well suited to thin-and-light everyday laptops.