41Y2732 KINGSTON 4GB KIT IBM Kingston is the world's largest independent memory manufacturer. In today's performance-driven environment, memory upgrades provide an easy, economical alternative to increase system performance. Every memory product Kingston offers is designed to help you get maximum performance at the best price to you. This memory is designed for the following systems: IBM IntelliStation M Pro (9229-xxx); IBM System x3105 (4347-xxx); IBM System x3200 (4362, 4363-xxx); IBM System x3250 (4364, 4365, 4366-xxx).