Apple Macintosh Centris 610 vs Apple Macintosh Performa 6300CD

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Macintosh Centris 610 compared with Macintosh Performa 6300CD

	AppleMacintosh Centris 610	AppleMacintosh Performa 6300CD
Overview
Released
Released	1993	1995
Performance
Processor
Processor	Motorola 68LC040 20 MHz (Macintosh Centris 610)	PowerPC 603e 100 MHz (Macintosh Performa 6300CD)
CPU cores
CPU cores	1	1
Memory
Memory	4 MB	16 MB (better)
Storage
Storage	80 MB	1.2 GB (better)
CPU
CPU	20 MHz Motorola 68LC040 with integrated memory management unit and 8 KB L1 cache, but no floating-point unit	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	Built-in video has 512 KB VRAM standard and supports up to 1 MB; at 640 × 480, 8-bit colour is standard and 16-bit colour requires the VRAM upgrade	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	4 MB on the logic board with two 72-pin SIMM slots, expandable to 68 MB	Two 72-pin SIMM slots; 16 MB minimum and 64 MB maximum with 80 ns memory
Storage type
Storage type	Apple's specification lists internal SCSI hard drives from 80 to 500 MB, a 1.44 MB floppy drive and optional 2× CD-ROM drive	1.2 GB internal IDE hard drive, 1.44 MB floppy drive and 4× CD-ROM drive
Expansion slots
Expansion slots	One expansion position for either a seven-inch NuBus card or a processor-direct-slot card, using the appropriate adapter	Macintosh LC processor-direct slot, communications slot, TV-tuner bay and video input/output slot
Display
Screen
Screen	None built in	None built in
Design and power
Type
Type	Compact	Compact
Width × depth × height
Width × depth × height	415 × 397 × 85 mm	–
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	Apple lists a weight of 14 lb	Apple lists 4.3 × 12.6 × 16.5 inches and 19 lb for the Quadra 630 form factor
Power supply
Power supply	–	Maximum 55 W; 110–240 V AC at 50–60 Hz; 4.5 V alkaline clock battery
In the box
In the box	Apple lists 10 February 1993 as introduction; a distinct first-sale date was not established. The 86 W specification is power-supply capacity, not measured running consumption.	Original System Software 7.5.1. Apple lists 16 October 1995 as introduction; a separate first-sale date was not established.
Connections
Ports
Ports	–	Headphone jack
Back ports
Back ports	Two Apple Desktop Bus ports, two serial ports, external DB-25 SCSI, DB-15 video, audio input and output; Apple AUI Ethernet was optional	DB-15 monitor output, Apple Desktop Bus, external DB-25 SCSI, two serial connectors, microphone input and stereo sound output
Speakers
Speakers	Built-in mono speaker with stereo audio output	–