Apple Macintosh LC vs Apple Macintosh LC II

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Macintosh LC compared with Macintosh LC II

	AppleMacintosh LC	AppleMacintosh LC II
Overview
Released
Released	October 1990	1992
Performance
Processor
Processor	68020 16 MHz (Macintosh LC)	68030 16 MHz (Macintosh LC II)
CPU cores
CPU cores	1	1
Memory
Memory	2 MB	4 MB (better)
Storage
Storage	40 MB	40 MB to 80 MB (better)
CPU
CPU	16 MHz Motorola 68020 with a 16-bit data path and 0.25 KB L1 cache; no standard paged memory-management unit or floating-point coprocessor	16 MHz Motorola 68030 with integrated memory-management unit, 16-bit data path and 0.5 KB L1 cache; no standard floating-point coprocessor
GPU
GPU	Integrated video has 256 KB VRAM, supporting 8-bit colour at 512 × 384 or 4-bit at 640 × 480; 512 KB VRAM upgrade permits 16-bit colour at 512 × 384 or 8-bit at 640 × 480	Built-in video with 256 KB VRAM supports 8-bit colour at 512 × 384 and 4-bit at 640 × 480; 512 KB VRAM allows 16-bit at 512 × 384 or 8-bit at 640 × 480
Memory type
Memory type	2 MB soldered to the logic board plus two 30-pin SIMM slots, populated as a matched pair; 100 ns memory and 2–10 MB total supported by Apple; 512 KB ROM	4 MB soldered to the logic board plus two 30-pin SIMM slots, populated as a matched pair; Apple supports 4–10 MB. With two 4 MB SIMMs, the lowest 2 MB of onboard RAM is inaccessible.
Storage type
Storage type	40 MB internal SCSI hard drive and 1.44 MB floppy in the standard configuration reported by Low End Mac; a dual-floppy education version was also offered	Internal 1.44 MB floppy drive and 40 or 80 MB internal SCSI hard-drive options
Expansion slots
Expansion slots	One LC processor-direct slot; optional 68881 floating-point card occupies it	One LC processor-direct slot; an optional floating-point coprocessor card can occupy it
Display
Screen
Screen	None built in	None built in
Connections
Ports
Ports	Headphone jack	Headphone jack
Back ports
Back ports	Apple Desktop Bus, DB-15 video, DB-25 SCSI, printer and modem serial ports, microphone input and sound output; no built-in Ethernet or external floppy port	Apple Desktop Bus, DB-15 video, DB-25 SCSI, printer and modem serial ports, microphone input and sound output; no built-in Ethernet
External displays
External displays	Built-in video supports 512 × 384 and 640 × 480 Apple displays; colour depth depends on fitted VRAM	Built-in video supports 512 × 384 and 640 × 480 displays; colour depth depends on fitted VRAM
Speakers
Speakers	Internal speaker with mono audio input and output	Internal speaker with mono audio input and output
Design and power
Type
Type	Compact	Compact
Weight
Weight	4 kg	4 kg
Width × depth × height
Width × depth × height	310 × 389 × 74 mm	310 × 389 × 74 mm
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	Apple's 2.9 × 12.2 × 15.3 inch and 8.8 lb reference dimensions; metric fields are rounded conversions	Apple's 2.9 × 12.2 × 15.3 inch and 8.8 lb reference dimensions; metric fields are rounded conversions
Power supply
Power supply	Maximum 50 W; 90–240 V AC, 50–60 Hz; 3.6 V lithium clock battery	Maximum 50 W; 90–240 V AC, 50–60 Hz; 3.6 V lithium clock battery
In the box
In the box	Original System Software 6.0.7. Apple lists 15 October 1990 as introduction; Low End Mac also dates release to October 1990	Original System Software 7.0.1. Apple lists 23 March 1992 as introduction; a separate maker first-sale date was not established.