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Intel Core Ultra 5 125UL vs Intel Core Ultra 5 135HL: Comparison

Core Ultra 5 125UL vs Core Ultra 5 135HL: the l3 cache difference

Start with l3 cache, because it is the widest measured gap between them: Core Ultra 5 125UL 12 MB against Core Ultra 5 135HL 18 MB, 33% in favour of Core Ultra 5 135HL. Igpu is not the same on both, Intel Graphics on the Core Ultra 5 125UL versus Intel Arc graphics on the Core Ultra 5 135HL. Base power is not the same on both, 15 W on the Core Ultra 5 125UL versus 45 W on the Core Ultra 5 135HL.

Which should you buy, Core Ultra 5 125UL or Core Ultra 5 135HL?

Buy the Core Ultra 5 125UL 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 5 135HL suits embedded systems and all-in-one PCs, though it is not the pick for traditional laptop designs and maximum core-count workloads. Our rating of the Core Ultra 5 125UL (8/10): the Intel Core Ultra 5 125UL 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 5 135HL (8/10): the Intel Core Ultra 5 135HL packages Intel's mobile Core Ultra silicon onto a socketed LGA platform for embedded and all-in-one system designs.

What Core Ultra 5 125UL and Core Ultra 5 135HL have in common

Where they agree, they agree completely, efficiency cores, integrated graphics, socket, form factor and release year included, so the decision does not turn on any of those. They match on 5 further specifications as well.

Frequently asked questions

Do the Core Ultra 5 125UL and Core Ultra 5 135HL differ on total cores?

Yes. Total Cores reads 12 on the Core Ultra 5 125UL versus 14 on the Core Ultra 5 135HL.

Is the Market Segment the same on the Core Ultra 5 125UL and Core Ultra 5 135HL?

It is. Both are listed at Embedded, so it is not a reason to pick one over the other.

Specs and benchmarks

  • Form Factor

    Intel Core Ultra 5 125UL
    Embedded
    Intel Core Ultra 5 135HL
    Embedded
  • Codename

    Intel Core Ultra 5 125UL
    Meteor Lake
    Intel Core Ultra 5 135HL
    Meteor Lake
  • Release Year

    Intel Core Ultra 5 125UL
    2024
    Intel Core Ultra 5 135HL
    2024
  • TDP

    Intel Core Ultra 5 125UL
    15 W
    Intel Core Ultra 5 135HL
    45 W
  • iGPU

    Intel Core Ultra 5 125UL
    Intel Graphics
    Intel Core Ultra 5 135HL
    Intel Arc graphics
  • Market Segment

    Intel Core Ultra 5 125UL
    Embedded
    Intel Core Ultra 5 135HL
    Embedded
  • Microarchitecture

    Intel Core Ultra 5 125UL
    Meteor Lake
    Intel Core Ultra 5 135HL
    Meteor Lake
  • Socket

    Intel Core Ultra 5 125UL
    FCLGA1851
    Intel Core Ultra 5 135HL
    FCLGA1851
  • Process Node

    Intel Core Ultra 5 125UL
    4 nm
    Intel Core Ultra 5 135HL
    4 nm
  • Total Cores

    Intel Core Ultra 5 125UL
    12
    Intel Core Ultra 5 135HL
    14Best
  • Performance Cores

    Intel Core Ultra 5 125UL
    2
    Intel Core Ultra 5 135HL
    4Best
  • Efficiency Cores

    Intel Core Ultra 5 125UL
    10
    Intel Core Ultra 5 135HL
    10
  • Total Threads

    Intel Core Ultra 5 125UL
    14
    Intel Core Ultra 5 135HL
    18Best
  • SMT Enabled

    Intel Core Ultra 5 125UL
    Yes
    Intel Core Ultra 5 135HL
    Yes
  • P-Core Base Clock

    Intel Core Ultra 5 125UL
    1.3 GHz
    Intel Core Ultra 5 135HL
    1.7 GHz
  • P-Core Boost Clock

    Intel Core Ultra 5 125UL
    4.3 GHz
    Intel Core Ultra 5 135HL
    4.6 GHz
  • L3 Cache

    Intel Core Ultra 5 125UL
    12 MB-33%
    Intel Core Ultra 5 135HL
    18 MBBest
  • Base Power

    Intel Core Ultra 5 125UL
    15 W
    Intel Core Ultra 5 135HL
    45 W
  • Max Turbo Power

    Intel Core Ultra 5 125UL
    57 W
    Intel Core Ultra 5 135HL
    115 W
  • Memory Type

    Intel Core Ultra 5 125UL
    DDR5
    Intel Core Ultra 5 135HL
    DDR5
  • Integrated Graphics

    Intel Core Ultra 5 125UL
    Yes
    Intel Core Ultra 5 135HL
    Yes
  • NPU Peak TOPS

    Intel Core Ultra 5 125UL
    11 TOPS (NPU 3)
    Intel Core Ultra 5 135HL
    11 TOPS (NPU 3)

    Which one should you pick?

    Choose 125UL if you already have it on hand or find it at a lower price.

    Choose 135HL if you want the higher L3 cache (18 MB vs 12 MB).

    Verdict

    Intel Core Ultra 5 125UL

    8 / 10 Expert Rating

    The Intel Core Ultra 5 125UL packages Intel's mobile Core Ultra silicon onto a socketed LGA platform for embedded and all-in-one system designs.

    Intel Core Ultra 5 135HL

    8 / 10 Expert Rating

    The Intel Core Ultra 5 135HL packages Intel's mobile Core Ultra silicon onto a socketed LGA platform for embedded and all-in-one system designs.

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