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Intel Core i7-13645HX vs Intel Core i7-13800H: Comparison
Core i7-13645HX vs Core i7-13800H: the p-core boost clock difference
They are built to different briefs, and p-core boost clock shows it, Core i7-13645HX 4.9 GHz against Core i7-13800H 5.2 GHz. They differ on p-core base clock too, 2.6 GHz on the Core i7-13645HX versus 2.5 GHz on the Core i7-13800H. There is a split on tdp as well, 55 W on the Core i7-13645HX versus 45 W on the Core i7-13800H. Release year is not the same on both, 2025 on the Core i7-13645HX versus 2023 on the Core i7-13800H. They differ on igpu too, Intel UHD Graphics for 14th Gen Intel Processors on the Core i7-13645HX versus Intel Iris Xe Graphics on the Core i7-13800H. There is a split on base power as well, 55 W on the Core i7-13645HX versus 45 W on the Core i7-13800H. Max turbo power is not the same on both, 157 W on the Core i7-13645HX versus 115 W on the Core i7-13800H. They differ on memory type too, DDR5, DDR4 on the Core i7-13645HX versus DDR5, DDR4, LPDDR5/x, LPDDR4x on the Core i7-13800H.
Who each one is for
Buy the Core i7-13645HX for gaming laptops and mobile workstations, though it is the wrong buy for thin-and-light laptops and battery-life-focused use. The Core i7-13800H is the one to take for premium laptops and everyday productivity, though it is not built for ultra-thin fanless laptops and maximum battery life. Our rating of the Core i7-13645HX (8.3/10): the Intel Core i7-13645HX brings desktop-class performance to laptops, aimed at gaming and creator workloads. Our rating of the Core i7-13800H (8.3/10): the Intel Core i7-13800H is a well-rounded performance mobile chip, suited to premium laptops balancing power and portability.
Where the two are identical
The common ground is wider than the gap: total cores, performance cores, efficiency cores, total threads and l3 cache are identical here. They match on 5 further specifications as well.
Frequently asked questions
Is the Integrated Graphics the same on the Core i7-13645HX and Core i7-13800H?
It is. Both are listed at Yes, so it is not a reason to pick one over the other.
Specs and benchmarks
Form Factor
- Intel Core i7-13645HX
- Laptop
- Intel Core i7-13800H
- Laptop
Codename
- Intel Core i7-13645HX
- Raptor Lake
- Intel Core i7-13800H
- Raptor Lake
Release Year
- Intel Core i7-13645HX
- 2025
- Intel Core i7-13800H
- 2023
TDP
- Intel Core i7-13645HX
- 55 W
- Intel Core i7-13800H
- 45 W
iGPU
- Intel Core i7-13645HX
- Intel UHD Graphics for 14th Gen Intel Processors
- Intel Core i7-13800H
- Intel Iris Xe Graphics
Market Segment
- Intel Core i7-13645HX
- Laptop
- Intel Core i7-13800H
- Laptop
Microarchitecture
- Intel Core i7-13645HX
- Raptor Lake
- Intel Core i7-13800H
- Raptor Lake
Socket
- Intel Core i7-13645HX
- BGA 1744
- Intel Core i7-13800H
- BGA 1744 (BGA, soldered)
Process Node
- Intel Core i7-13645HX
- 7 nm
- Intel Core i7-13800H
- 7 nm
Total Cores
- Intel Core i7-13645HX
- 14
- Intel Core i7-13800H
- 14
Performance Cores
- Intel Core i7-13645HX
- 6
- Intel Core i7-13800H
- 6
Efficiency Cores
- Intel Core i7-13645HX
- 8
- Intel Core i7-13800H
- 8
Total Threads
- Intel Core i7-13645HX
- 20
- Intel Core i7-13800H
- 20
SMT Enabled
- Intel Core i7-13645HX
- Yes
- Intel Core i7-13800H
- Yes
P-Core Base Clock
- Intel Core i7-13645HX
- 2.6 GHz
- Intel Core i7-13800H
- 2.5 GHz
P-Core Boost Clock
- Intel Core i7-13645HX
- 4.9 GHz
- Intel Core i7-13800H
- 5.2 GHz
L3 Cache
- Intel Core i7-13645HX
- 24 MB
- Intel Core i7-13800H
- 24 MB
Base Power
- Intel Core i7-13645HX
- 55 W
- Intel Core i7-13800H
- 45 W
Max Turbo Power
- Intel Core i7-13645HX
- 157 W
- Intel Core i7-13800H
- 115 W
Memory Type
- Intel Core i7-13645HX
- DDR5, DDR4
- Intel Core i7-13800H
- DDR5, DDR4, LPDDR5/x, LPDDR4x
Integrated Graphics
- Intel Core i7-13645HX
- Yes
- Intel Core i7-13800H
- Yes
Which one should you pick?
Choose 13645HX if you want the higher L3 cache (24 MB vs 24 MB).
Choose 13800H if you already have it on hand or find it at a lower price.
Verdict
Intel Core i7-13645HX
8.3 / 10 Expert Rating
The Intel Core i7-13645HX brings desktop-class performance to laptops, aimed at gaming and creator workloads.
Intel Core i7-13800H
8.3 / 10 Expert Rating
The Intel Core i7-13800H is a well-rounded performance mobile chip, suited to premium laptops balancing power and portability.