Hardware Detail

Item Reference:	HW0763
Machine Type:	3390	Serial Number:
	IBM 3390 Hard Disk Assembly (HDA)
	The IBM 3390 HDA (Hard Disk Assembly) offered up to 22.7 GB of storage on nine 11" platters. Compared to its predecessor, the IBM 3380, it offered 10 times the storage capacity per square foot of floor space. This was achieved with faster rotation speeds, reducing average rotational delay from 8.3 to 7.1 ms.
Date of Origin:	1989	Donor:
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Location:	Hursley Archive - HLGHLG06	Cupboard / Rack: Around	Shelf: