What use are PCI slots apart from for the graphics card?
A motherboard usually had five or so PCI expansion slots. The more expansion slots it had, the more devices your computer could connect to.
GIGABYTE 9 Series Overclocking Motherboards
I/O Expansions ; Number of Total Expansion Slots, 6 ; Expansion Slot Type, SFP ; Shared SFP Slot, Yes ; Number of SFP Slots, 4.
NVIDIA GeForce RTX 3090 24GB GDDR6X 2SLOT Turbo ...
Three unused expansion slots and 12.3" (313mm) x 5.4" (138mm) clearance for 3090 / Two unused expansion slots plus 11.2” (285mm) x 4.4” (112mm) clearance for 3080.
Pc case expansion slots | Tom's Hardware Forum
Can anyone tell me that what Are pc expansion slots used for? Are 7 expansion slots enough ?