IBM RAMAC 305
L’IBM RAMAC 305 es lo promier ordinator equipat d'un disc dur comercializat en setembre dau 1956 per IBM. Emb un pes d'una tona, ocupava un volume equivalent a dos refrigerators. Lo sieu disc aviá una capacitat de 3,75 MB[1]. Environ 1 000 exemplaris foguèron venduts entre lo 1957 e lo 1962.
Ligams intèrnes
Bibliografia
Nòtas e referéncias
- ↑ Bruce Jacob, David T. Wang e Spencer W. Ng, Memory systems: cache, DRAM, disk, Elsevier Inc., 2008, p. 602.
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