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Intel Core Ultra 5 245HX vs Intel Core Ultra 7 155H: Comparison
Core Ultra 5 245HX vs Core Ultra 7 155H total cores compared
These two are close on paper, and total cores is the only measure that separates them at all: Core Ultra 5 245HX 14 against Core Ultra 7 155H 16. They differ on release year too, 2025 on the Core Ultra 5 245HX versus 2023 on the Core Ultra 7 155H. There is a split on igpu as well, Intel Graphics on the Core Ultra 5 245HX versus Intel Arc graphics on the Core Ultra 7 155H.
Who each one is for
The Core Ultra 5 245HX suits high-end gaming laptops and mobile content creation, though it is not built for thin-and-light laptops and battery-life-focused use. The Core Ultra 7 155H is the one to take for everyday laptop computing and on-device AI features, though it is the wrong buy for gaming laptops and heavy sustained workloads. Our rating of the Core Ultra 5 245HX (8.8/10): the Intel Core Ultra 5 245HX brings desktop-class core counts to a mobile package, suited to high-end gaming and creator laptops that can handle the higher TDP. Our rating of the Core Ultra 7 155H (8.5/10): the Intel Core Ultra 7 155H is the value entry point of Intel's Core Ultra 7 H-series pair, a strong pick for premium laptops that don't need the 165H's extra clock.
What Core Ultra 5 245HX and Core Ultra 7 155H have in common
Everything else lines up. Performance cores, l3 cache, integrated graphics, form factor and market segment read the same on both, so those are not worth weighing.
Frequently asked questions
Do the Core Ultra 5 245HX and Core Ultra 7 155H differ on efficiency cores?
Yes. Efficiency Cores reads 8 on the Core Ultra 5 245HX versus 10 on the Core Ultra 7 155H.
Specs and benchmarks
Form Factor
- Intel Core Ultra 5 245HX
- Laptop
- Intel Core Ultra 7 155H
- Laptop
Codename
- Intel Core Ultra 5 245HX
- Arrow Lake
- Intel Core Ultra 7 155H
- Meteor Lake
Release Year
- Intel Core Ultra 5 245HX
- 2025
- Intel Core Ultra 7 155H
- 2023
TDP
- Intel Core Ultra 5 245HX
- 55 W
- Intel Core Ultra 7 155H
- 28 W
iGPU
- Intel Core Ultra 5 245HX
- Intel Graphics
- Intel Core Ultra 7 155H
- Intel Arc graphics
Market Segment
- Intel Core Ultra 5 245HX
- Laptop
- Intel Core Ultra 7 155H
- Laptop
Microarchitecture
- Intel Core Ultra 5 245HX
- Arrow Lake-HX
- Intel Core Ultra 7 155H
- Meteor Lake
Socket
- Intel Core Ultra 5 245HX
- FCBGA2114
- Intel Core Ultra 7 155H
- FCBGA2049
Process Node
- Intel Core Ultra 5 245HX
- 3 nm
- Intel Core Ultra 7 155H
- 4 nm
Total Cores
- Intel Core Ultra 5 245HX
- 14
- Intel Core Ultra 7 155H
- 16Best
Performance Cores
- Intel Core Ultra 5 245HX
- 6
- Intel Core Ultra 7 155H
- 6
Efficiency Cores
- Intel Core Ultra 5 245HX
- 8
- Intel Core Ultra 7 155H
- 10Best
Total Threads
- Intel Core Ultra 5 245HX
- 14
- Intel Core Ultra 7 155H
- 22Best
SMT Enabled
- Intel Core Ultra 5 245HX
- No
- Intel Core Ultra 7 155H
- Yes
P-Core Base Clock
- Intel Core Ultra 5 245HX
- 3.1 GHz
- Intel Core Ultra 7 155H
- 1.4 GHz
P-Core Boost Clock
- Intel Core Ultra 5 245HX
- 5.1 GHz
- Intel Core Ultra 7 155H
- 4.8 GHz
L3 Cache
- Intel Core Ultra 5 245HX
- 24 MB
- Intel Core Ultra 7 155H
- 24 MB
Base Power
- Intel Core Ultra 5 245HX
- 55 W
- Intel Core Ultra 7 155H
- 28 W
Max Turbo Power
- Intel Core Ultra 5 245HX
- 160 W
- Intel Core Ultra 7 155H
- 115 W
Memory Type
- Intel Core Ultra 5 245HX
- DDR5
- Intel Core Ultra 7 155H
- DDR5, LPDDR5/X
Integrated Graphics
- Intel Core Ultra 5 245HX
- Yes
- Intel Core Ultra 7 155H
- Yes
NPU Peak TOPS
- Intel Core Ultra 5 245HX
- 13 TOPS (NPU 3)
- Intel Core Ultra 7 155H
- 11 TOPS (NPU 3)
Which one should you pick?
Choose 245HX if you want the higher L3 cache (24 MB vs 24 MB).
Choose 155H if you already have it on hand or find it at a lower price.
Verdict
Intel Core Ultra 5 245HX
8.8 / 10 Expert Rating
The Intel Core Ultra 5 245HX brings desktop-class core counts to a mobile package, suited to high-end gaming and creator laptops that can handle the higher TDP.
Intel Core Ultra 7 155H
8.5 / 10 Expert Rating
The Intel Core Ultra 7 155H is the value entry point of Intel's Core Ultra 7 H-series pair, a strong pick for premium laptops that don't need the 165H's extra clock.
More comparisons in Processors (CPUs)
- Intel Core Ultra 7 155H vs Intel Core Ultra 7 165H
- Intel Core Ultra 7 155H vs Intel Core Ultra 7 155U
- Intel Core Ultra 5 236V vs Intel Core Ultra 7 155H
- Intel Core Ultra 5 238V vs Intel Core Ultra 7 155H
- Intel Core Ultra 5 245HX vs Intel Core Ultra 7 165H
- Intel Core Ultra 5 228V vs Intel Core Ultra 7 155H