oldschooldaw.com

Computers => 1980s => Mac OS System Software v4, 3, 2 + 1 (1984-1987) => Topic started by: chrisNova777 on November 28, 2016, 10:17:14 AM

Title: version info re: system 1, 2, 3 + 4
Post by: chrisNova777 on November 28, 2016, 10:17:14 AM
https://en.wikipedia.org/wiki/Classic_Mac_OS#System_1.2C_2.2C_3_and_4

Quote
System 4.0 was released with the Mac SE
 System 4.1 first shipped with the Macintosh II

—these new machines required additional support for the first expansion slots, the Apple Desktop Bus (ADB), internal hard drives and, on the Mac II, lighter, color, larger displays and the first Motorola 68020 processor.[18