IBM 305 RAMAC

IBM 305 RAMAC at the U.S. Army Red River Arsenal; foreground: two 350 disk drives; background: 380 console and 305 processing unit
IBM 305 RAMAC at the U.S. Army Red River Arsenal; foreground: two 350 disk drives; background: 380 console and 305 processing unit

Historical Context

In 1956 IBM released its revolutionary 305 RAMAC. Press were flown to Norfolk, Virginia to watch a demonstration of being tested by the U. S. Navy at its Norfolk Supply Center. Built for large corporation and the armed forces, more than 1,000 were made before production ended in 1961.

Photo Info


Location taken: U.S. Army Red River, Texas, USA

Related Events

  • 1956-09-14 IBM introduces the RAMAC 305, 1st commercial computer with a hard drive that uses magnetic disk storage, weighs over a ton

Historical Photos