RAMAC

RAMAC may refer to:

• IBM 305 RAMAC, a computing system introduced in 1956
• IBM 350 RAMAC, a disk storage unit introduced in 1956 as a bundled component of the IBM 305 RAMAC
• IBM 650 RAMAC, a computing system consisting of an IBM 650 with an IBM 355 Disk Storage unit and introduced in 1956
• IBM 9394 RAMAC Array, a disk storage array and controller unit introduced in 1994 which uses data striping

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