motherboard with 4 pcie slots: ASRock's AMD EPYC Motherboard Flaunts Seven PCIe 4.0 x16 Expansion ... . Can You Use PCIe 4.0 SSD On Your Existing Motherboard?. CM5-IO-BASE-A. Best B550 motherboards in 2024 - XDA.
If you have two PCIe x16
slots on your motherboard, make sure that you do not plug the card into the x16
slot with a lower lane count, as we saw earlier with the case of Gigabyte GA-P67A-UD3 motherboard where one of the x16 slots had only 4 lanes.
Any motherboard with an NVMe
M.2 slot can accommodate the PCIe 4.0 SSD Can You Use PCIe 4.0 SSD On Your Existing Motherboard?
Despite its price tag, this B550 motherboard has all the necessities: four DDR4
RAM slots, two
NVME slots, a couple of PCIe x16
slots with Gen 4 connectivity, support for ARGB, and more.