Apple · Macintosh

Macintosh LC 520

Released 1993

An all-in-one Macintosh LC with a 14-inch colour CRT and 25 MHz 68030 processor.

Specifications

Processor: 68030 25 MHz (Macintosh LC 520)
CPU cores: 1
Memory: 4 MB
Storage: 80 MB to 160 MB
CPU: 25 MHz Motorola 68030 with 32-bit data path, 0.5 KB L1 cache and optional 68882 floating-point coprocessor
GPU: Built-in video with 512 KB VRAM supports 640 × 480 at 8-bit colour; an optional 768 KB allocation supports 16-bit colour
Memory type: 4 MB on the logic board, expandable to 36 MB with one 72-pin SIMM
Storage type: Internal SCSI hard drive, 1.44 MB floppy drive and optional 2× CD-ROM. Apple's support sheet lists 80–160 MB hard drives; its original developer note also lists a 40 MB option.
Expansion slots: One LC processor-direct slot

Ports: Headphone jack
Back ports: Two Apple Desktop Bus ports, external DB-25 SCSI, printer and modem serial connections, microphone input and headphone output
Speakers: Built-in stereo speakers
Microphones: Built-in microphone

Type: All-in-one
Operating system: macOS
Size and weight detail: Apple lists 17.9 × 13.5 × 16.5 inches and 40.5 lb
Power supply: Maximum 40 W according to Apple's technical sheet
In the box: Apple lists 28 June 1993 as the introduction date; a separate first-sale date was not established.

Processor	Memory	Storage	Storage type
68030 25 MHz (Macintosh LC 520)	4 MB	80 MB	Hard drive
68030 25 MHz (Macintosh LC 520)	4 MB	160 MB	Hard drive

Model	Type	Processor	Memory	Storage	Screen	Weight	Released
AppleMacintosh Color Classic	All-in-one	68030 16 MHz (Macintosh Color Classic)	4 MB	40 MB – 160 MB	8.2″	10.2 kg	Feb 1993
AppleMacintosh TV	All-in-one	Motorola 68030 32 MHz (Macintosh IIvx)	5 MB	160 MB	14″	18.9 kg	Oct 1993
AppleMacintosh LC 550	All-in-one	Motorola 68030 33 MHz (Macintosh LC 550)	4 MB	160 MB	14″	18.4 kg	1994