m2 pcie 4.0 in 3.0 slot
Lenovo LOQ 15IAX9 2024 i5 12450HX RAM 12GB SSD ...
2 2242 PCIe 4.0x4 NVMe (2 Slots: M2 2242 PCIe 4.0 x4 Slot/ M.2 2280 PCIe 4.0 ... Đi kèm trên Lenovo LOQ 15IRX9 83DV000MVN sẽ là không gian lưu trữ 512GB SSD.
Best motherboard for RTX 4090: High-end compatible options
In general, you don’t want to handicap any component in your system, with that being said, there are no noticeable differences between PCIe 3.0 and PCIe 4.0 on the motherboard – when paired with a PCie 4.0 GPU.
Can I Use a PCIe 4.0 Graphics Card in a PCIe 3.0 Slot? - TechReviewer
For example, a PCIe 3.0 x4 SSD card can fit in a PCIe 4.0 x4 or x8 slot, but a PCIe 3.0 x8 card won’t be compatible with an x2 or x4 slot.