Apple Macintosh 128K vs Apple Macintosh Performa 6300CD

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Macintosh 128K compared with Macintosh Performa 6300CD

	AppleMacintosh 128K	AppleMacintosh Performa 6300CD
Overview
Released
Released	January 1984	1995
Performance
Processor
Processor	68000 8 MHz (Macintosh 128K)	PowerPC 603e 100 MHz (Macintosh Performa 6300CD)
CPU cores
CPU cores	1	1
Memory
Memory	128 KB	16 MB (better)
Storage
Storage	–	1.2 GB
CPU
CPU	8 MHz 68000; maker lists no PMMU, FPU, cache or second processor	100 MHz PowerPC 603e with integrated floating-point unit, 32 KB L1 cache, 256 KB L2 cache and 64-bit data path at 40 MHz
GPU
GPU	–	Integrated 1 MB DRAM video supports 640 × 480 at 16-bit colour or 832 × 624 at 8-bit colour through the DB-15 monitor port
Memory type
Memory type	Fixed 128 KB RAM and 64 KB ROM, Apple's original SE/30 owner manual Macintosh product-line appendix and contemporaneous reviews. Retained Apple support sheet incorrectly labels RAM 0.125 MB; no built-in expansion, with third-party upgrades described separately	Two 72-pin SIMM slots; 16 MB minimum and 64 MB maximum with 80 ns memory
Storage type
Storage type	Built-in 400 KB removable floppy drive, manually loaded and automatically ejected; no internal hard drive or hard-drive interface. Floppy capacity remains removable-media detail, not main internal storage	1.2 GB internal IDE hard drive, 1.44 MB floppy drive and 4× CD-ROM drive
Expansion slots
Expansion slots	None	Macintosh LC processor-direct slot, communications slot, TV-tuner bay and video input/output slot
Display
Screen size
Screen size	9″	None built in
Resolution
Resolution	512 × 342	–
Panel
Panel	CRT	–
Display type
Display type	9-inch monochrome CRT, 512 × 342 pixels; 9-inch diagonal confirmed in Apple's original SE/30 owner manual, Macintosh product-line appendix; generic maker table 512 × 384 conflicts with its explicit note 512 × 342	–
Display features
Display features	One-bit black-and-white bitmap display; no separate text mode, as described in BYTE	–
Connections
Ports
Ports	Headphone jack	Headphone jack
Back ports
Back ports	External floppy DB-19, printer and modem serial ports, keyboard, mouse and speaker/headphone output; no USB, ADB, SCSI, Ethernet, FireWire or external video. Maker warns serial ports lack handshaking and synchronous modem support	DB-15 monitor output, Apple Desktop Bus, external DB-25 SCSI, two serial connectors, microphone input and stereo sound output
Design and power
Type
Type	All-in-one	Compact
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	Maker 16.5 lb and 13.6 in height × 9.6 in width × 10.9 in depth; original units retained	Apple lists 4.3 × 12.6 × 16.5 inches and 19 lb for the Quadra 630 form factor
Power supply
Power supply	Maker maximum 60 W, 105–125 V, 50–60 Hz, 0.5 A; 4.5 V alkaline	Maximum 55 W; 110–240 V AC at 50–60 Hz; 4.5 V alkaline clock battery
In the box
In the box	Separate keyboard and mouse; initial MacWrite/MacPaint bundle described by LA Times. Apple introduction 24 January 1984; January retail month supported by actual 29 January LA Times review, not inferred exact first-sale day. BYTE identifies Motorola 68000; support sheet omits supplier	Original System Software 7.5.1. Apple lists 16 October 1995 as introduction; a separate first-sale date was not established.