Apple Power Macintosh PowerPC 601 PDS Upgrade Card M2843 with Box & Docs RARE!
Plugs into the 68040 Processor Direct Slot (PDS) of the Centris 650, Quadra 650, Quadra 700, Quadra 800, Quadra 900, and Quadra 950. It is not compatible with 68040-based Macs without a PDS. Very specific knowledge of its era is required.