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AMD Ryzen 9 7945HX vs AMD Ryzen 9 8945HS: Comparison
Ryzen 9 7945HX vs Ryzen 9 8945HS l3 cache compared
L3 cache is where these two genuinely part company, Ryzen 9 7945HX 64 MB against Ryzen 9 8945HS 16 MB, a 75% lead for Ryzen 9 7945HX. They differ on p-core base clock too, 2.5 GHz on the Ryzen 9 7945HX versus 4 GHz on the Ryzen 9 8945HS. They differ on tdp too, 55 W on the Ryzen 9 7945HX versus 45 W on the Ryzen 9 8945HS. Socket is not the same on both, FL1 on the Ryzen 9 7945HX versus FP7, FP7r2, FP8 on the Ryzen 9 8945HS. They differ on release year too, 2023 on the Ryzen 9 7945HX versus 2024 on the Ryzen 9 8945HS.
Who each one is for
Buy the Ryzen 9 7945HX for gaming laptops and mobile content creation, though it is not built for thin-and-light ultraportables and all-day battery life needs. The Ryzen 9 8945HS suits mainstream laptops and multitasking and productivity, though it is the wrong buy for high-end gaming and extreme battery-life-first designs. Our rating of the Ryzen 9 7945HX (8.5/10): the AMD Ryzen 9 7945HX delivers desktop-class multi-core performance in a laptop form factor, ideal for demanding gaming and creation workloads. Our rating of the Ryzen 9 8945HS (8.1/10): the AMD Ryzen 9 8945HS strikes a strong balance between performance and portability for mainstream laptops.
What Ryzen 9 7945HX and Ryzen 9 8945HS have in common
Where they agree, they agree completely, efficiency cores, integrated graphics, form factor, market segment and smt enabled included, so the decision does not turn on any of those.
Frequently asked questions
Do the Ryzen 9 7945HX and Ryzen 9 8945HS differ on total cores?
Yes. Total Cores reads 16 on the Ryzen 9 7945HX versus 8 on the Ryzen 9 8945HS.
Specs and benchmarks
Form Factor
- AMD Ryzen 9 7945HX
- Laptop
- AMD Ryzen 9 8945HS
- Laptop
Codename
- AMD Ryzen 9 7945HX
- Dragon Range
- AMD Ryzen 9 8945HS
- Hawk Point
Release Year
- AMD Ryzen 9 7945HX
- 2023
- AMD Ryzen 9 8945HS
- 2024
TDP
- AMD Ryzen 9 7945HX
- 55 W
- AMD Ryzen 9 8945HS
- 45 W
iGPU
- AMD Ryzen 9 7945HX
- AMD Radeon 610M Graphics (RDNA 2)
- AMD Ryzen 9 8945HS
- AMD Radeon 780M
Market Segment
- AMD Ryzen 9 7945HX
- Laptop
- AMD Ryzen 9 8945HS
- Laptop
Microarchitecture
- AMD Ryzen 9 7945HX
- Zen 4 (Dragon Range)
- AMD Ryzen 9 8945HS
- Zen 4 (Phoenix/Hawk Point)
Socket
- AMD Ryzen 9 7945HX
- FL1
- AMD Ryzen 9 8945HS
- FP7, FP7r2, FP8
Process Node
- AMD Ryzen 9 7945HX
- 5 nm
- AMD Ryzen 9 8945HS
- 4 nm
Total Cores
- AMD Ryzen 9 7945HX
- 16Best
- AMD Ryzen 9 8945HS
- 8
Performance Cores
- AMD Ryzen 9 7945HX
- 16Best
- AMD Ryzen 9 8945HS
- 8
Efficiency Cores
- AMD Ryzen 9 7945HX
- 0
- AMD Ryzen 9 8945HS
- 0
Total Threads
- AMD Ryzen 9 7945HX
- 32Best
- AMD Ryzen 9 8945HS
- 16
SMT Enabled
- AMD Ryzen 9 7945HX
- Yes
- AMD Ryzen 9 8945HS
- Yes
P-Core Base Clock
- AMD Ryzen 9 7945HX
- 2.5 GHz
- AMD Ryzen 9 8945HS
- 4 GHz
P-Core Boost Clock
- AMD Ryzen 9 7945HX
- 5.4 GHz
- AMD Ryzen 9 8945HS
- 5.2 GHz
L3 Cache
- AMD Ryzen 9 7945HX
- 64 MBBest
- AMD Ryzen 9 8945HS
- 16 MB-75%
Base Power
- AMD Ryzen 9 7945HX
- 55 W
- AMD Ryzen 9 8945HS
- 45 W
Memory Type
- AMD Ryzen 9 7945HX
- DDR5
- AMD Ryzen 9 8945HS
- DDR5 or LPDDR5X
Integrated Graphics
- AMD Ryzen 9 7945HX
- Yes
- AMD Ryzen 9 8945HS
- Yes
Which one should you pick?
Choose 7945HX if you want the higher L3 cache (64 MB vs 16 MB).
Choose 8945HS if you already have it on hand or find it at a lower price.
Verdict
AMD Ryzen 9 7945HX
8.5 / 10 Expert Rating
The AMD Ryzen 9 7945HX delivers desktop-class multi-core performance in a laptop form factor, ideal for demanding gaming and creation workloads.
AMD Ryzen 9 8945HS
8.1 / 10 Expert Rating
The AMD Ryzen 9 8945HS strikes a strong balance between performance and portability for mainstream laptops.