1 additional PCI-Express x1 slot is needed

List of Motherboards with 2 PCI-Express x1 Slots: ASRock B760M-H, ASRock H610MAC, ASRock B760M-HDV, ASUS ROG Strix B760-A Gaming WiFi,

You can install PCI Express slots in larger slots but not smaller ones For example, you can install a PCI Express x1 adapter into an x16 slot (but will still

x16 slot PCIe x1: This is the smallest PCIe slot and has a single lane for data communication PCIe x1 slots are often used for less demanding expansion cards, such as

x16pciexp slot SSD Adapters & Enclosures · M · Will PCIe x1 x4 cards work in x16 slot? · Sabrent 4x