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Macintosh LC III

M1254 · 1993–1994 · desktop

Specifications

Cpu: Motorola 68030 25 MHz, full 32-bit data bus (68882 FPU optional, empty socket on board)
Gpu: Onboard video, 512 KB VRAM soldered (768 KB max via one VRAM SIMM)
Ram: max: 36 MB (4 MB onboard + 32 MB 72-pin SIMM; first Mac with 72-pin SIMMs) · base: 4 MB (soldered)
Ports: LC III PDS slot (enhanced 32-bit LC PDS) · DB-15 video (onboard) · ADB · SCSI (DB-25) · Serial ×2 (printer, modem) · Microphone in · Audio out
Display: None built in; onboard video with 512 KB VRAM (768 KB max) drives 512×384 up to 832×624
Storage: base: 80 MB SCSI HDD · options: 40 MB SCSI HDD · 160 MB SCSI HDD · 1.4 MB auto-inject SuperDrive floppy
Os Support: latest: Mac OS 7.6.1 · shipped: System 7.1
Release Price: $1,349

Variants

Revisions

LC III+ / Performa 460October 1993 speed bump to 33 MHz; Performa 460/466/467 are its retail siblings

Storage

40MB HDD

80MB HDD

160MB HDD

Upgrade paths

CPU

Drop-in 68882 FPU; Sonnet Presto Plus and MicroMac Diimo 030 accelerators · The empty FPU socket is the cheap classic upgrade. A Quadra 605 logic board also swaps into the same case.

EASY

RAM

36 MB (one 32 MB 72-pin SIMM) · Pizza-box lid pops off, single SIMM slot.

~$20-$40 for period 72-pin SIMMs

EASY

storage

Internal 3.5" SCSI drive or solid-state emulator · Standard 50-pin SCSI swap.

EASY

display

768 KB VRAM via one VRAM SIMM

EASY