HyperDrive
62 words
1K on disk
January 1985
HyperDrive
Internal Hard Disk
Content to come. In the meantime, Wikipedia says “The product was unusual because the Macintosh did not have any internal interface for hard disks. It was attached directly to the CPU, and ran about seven times faster than Apple’s “Hard Disk 20″, an external hard disk that attached to the floppy disk port.”
Ad from September 1986:
Ad from October 1986:
References:
Information about HyperDrive