2 PCI Express x8 Slot Riser Card Right Side -

PCIe slots are used for more than just graphics cards, though few require the bandwidth of an x16 slot Some devices do, like a quad slot

Some of those slots share PCI lanes with the PCIe slots In the one you mentioned it appears that the 3rd slot (M2C, likely means there is an

sbo99 slot A card that bumps up to the physically larger x4 or x8 slot Cheaper motherboards with more budget-oriented chipsets might only go up to a

hot shots 2 slot Should work fine, it's the same as putting a 16x card in to a slot that's only wired for 8x or 4x, you don't get the full bandwidth but it will