Macintosh Classic
Codename: "XO"
Introduced: October 1990
Discontinued: September 1992
Processor: Motorola 68000
Processor Speed: 8 MHz
Cache: None
Data Path: 16 bit
System Bus: 8 MHz
Hard Drive Size: 40 MB
Media: 1.44 MB Floppy
Weight and Dimensions: 16 lbs., 13.2" H x 9.7" W x 11.2" D
Original Mac OS: System 6.0.7
Maximum Mac OS: Mac OS 7.5.5
Machine ID: 17
Motherboard RAM: 1 MB
Maximum RAM: 4 MB
Number of Sockets: 2 - 30 pin SIMMs on Memory Expansion Card
Minimum RAM Speed: 120 ns
Graphics Card: None
Video Memory: None
Built-in Display: 9" 1 bit 512 x 342
Display Connection: n/a
Slots: None
Hard Drive Bus: SCSI
Modem: None
PRAM: 3.6v Lithium
Power: 76 Watts
ADB: 1
Serial: 2
SCSI: DB-25
USB: None
FireWire: None
Ethernet: None
Sound In: None
Sound Out: 8 bit mono
History: The Classic was more or less a reissue of the Mac Plus. It shipped in a newly designed case and had a large 512k ROM, which it could boot from. Most found it extremely slow. It sold for $1500 U.S.

