AGP Ports on a motherboard are Accelerated Graphics Port and are traditionally used for graphics cards. AGP was used because it provided a direct, dedicated pathway to the Câ¦PU and memory rather then using the PCI Bus. Currently AGP is being phased out for PCI Express which is considerably faster.
They don't go bad, but their texture and taste are poor after they've been thawed and then cooked. Blanch them first to inactivate enzymes that cause them to degrade to see if the resulting potatoes are acceptable to you.
Store healthy potatoes in a dark, dry place. Once you've separated the damaged potatoes from the undamaged ones, put the latter in a spot that's not exposed to light or moisture. These things can cause greening and/or rotting. Good examples include basements, cellars, and out-of-the-way kitchen cabinets.