How to identify what slot type a particular PC card is?

Some expansion cards take up more than one slot space For example, many graphics cards on the market as of 2010 are dual slot graphics cards, using the

4U GPU expansion system · Up to 10 PCIe x16 slots · PCIe Gen4 x16 · Rackmount design · 4000W power supply · SKU: OSS-PCIe4-4UV-10-2

gpu slot types The Asus GeForce RTX 4060 Ti 8GB Dual OC + SSD Expansion slot does what it says on the

gpu blocking pcie slot Expansion card installation guidelines ; Config8 with 2x FH and 1x LP, R1B, 1 and 2, Processor 1, Full height ; Config8 with 2x FH and 1x LP · R2A, 3, Processor