* '''Squidlet''' is a 28-pin chip that provides a set of synchronized system clocks for Power Macintosh computers.
* '''SWIM''' (Super Woz Integrated Machine), the IC that supports the SuperDrive high-density floppy disk drive
* '''Valkyrie'''. The Valkyrie IC is a custom IC containing the logic for the video display. It includes the following functions: display memory controller, video CLUT (color lookup table), video DAC (digital-to-analog converter).