(SPGA) A style of integrated circuit sOcket or pin-out with a staggered grid of pins around the edge of the sOcket, positioned as several squares, one inside the other. SPGA is commonly used on motherboards for prOcessors, e.g. SOcket 5, SOcket 7 and SOcket 8. See also PGA. [Better description?] (1999-08-04)