The Macintosh SE, released by Apple in March 1987, was the first Mac to feature an internal hard drive and expansion slots in a compact all-in-one design. It ran a Motorola 68000 CPU at 8 MHz, came with 1 MB RAM (expandable), and supported System Software up to Mac OS 7.6.1.

The Macintosh SE, released by Apple in March 1987, was the first Mac to feature an internal hard drive and expansion slots in a compact all-in-one design. It ran a Motorola 68000 CPU at 8 MHz, came with 1 MB RAM (expandable), and supported System Software up to Mac OS 7.6.1.