Memory Upgrades: Mac TV

The Mac TV is pretty much a black LC 550 with a built-in TV tuner and a remote control for the TV portion of the computer. It has 4 MB soldered on the motherboard and comes from the factory with a 1 MB 72-pin SIMM in its only memory socket. Mac TV only had one […]

Memory Upgrades: Mac IIfx

Apple broke the speed envelope with the Mac IIfx – the 40 MHz 68030 CPU on a 40 MHz data bus left everything else in the dust. Because it needed faster memory than any previous Mac, it used a special 64-pin dual-ported SIMM. It was the first Mac to ship with 4 MB of RAM.

Memory Upgrades: Mac IIcx

The Mac IIcx was Apple’s first compact model in the Mac II series, essentially a Mac IIx with three NuBus expansion slots instead of six and a smaller power supply. Like the Mac II and IIx, it can only access 8 MB of memory under System 6 and earlier. You need to run some version […]

Memory Upgrades: Mac II

The Mac II was Apple’s first modular Macintosh. Using a 68020 CPU instead of the older 68000, it can address far more memory by using 32-bit addressing. Although it took System 7 to provide the 32-bit option and Mode32 to let the Mac II operate in 32-bit mode, this allowed users to use more than […]