Apple Macintosh Centris 610 vs Apple Macintosh IIvi

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Macintosh Centris 610 compared with Macintosh IIvi

	AppleMacintosh Centris 610	AppleMacintosh IIvi
Overview
Released
Released	1993	–
Performance
Processor
Processor	Motorola 68LC040 20 MHz (Macintosh Centris 610)	68030 16 MHz (Macintosh Color Classic)
CPU cores
CPU cores	1	1
Memory
Memory	4 MB	4 MB or 5 MB (better)
Storage
Storage	80 MB	40 MB to 160 MB (better)
CPU
CPU	20 MHz Motorola 68LC040 with integrated memory management unit and 8 KB L1 cache, but no floating-point unit	Nominal 16 MHz Motorola MC68030 with integrated paged memory management; Apple developer note gives the actual 15.6672 MHz clock. Optional MC68882 floating-point coprocessor socket; no onboard external RAM cache. The 32 MHz IIvx and Performa 600 are distinct models
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	512 KB dedicated VRAM standard, expandable to 1 MB with 100 ns VRAM SIMMs. 512 KB supports 16-bit colour at 512 × 384 or 8-bit at 640 × 480; 1 MB supports 16-bit at 640 × 480. The 5/80CD configuration includes 1 MB VRAM
Memory type
Memory type	4 MB on the logic board with two 72-pin SIMM slots, expandable to 68 MB	4 MB soldered DRAM plus four 30-pin SIMM slots, filled in groups of four; supports up to 68 MB. 1 MB ROM; minimum SIMM speed 80 ns
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	1.44 MB SuperDrive and internal SCSI hard disk. Exact UK brochure offers 4/40, 4/80 and 5/80CD; Apple Europe/Pacific launch table also lists 4/160. The 5/80CD has AppleCD 300i double-speed CD-ROM and 1 MB VRAM. Other configurations have an empty 5.25-inch half-height drive bay
Expansion slots
Expansion slots	One expansion position for either a seven-inch NuBus card or a processor-direct-slot card, using the appropriate adapter	Three internal NuBus slots and a separate accelerator slot. Room for three internal storage devices, including the optional internal CD-ROM; Ethernet requires a card
Display
Screen
Screen	None built in	None built in
Design and power
Type
Type	Compact	Compact
Weight
Weight	–	11.3 kg
Width × depth × height
Width × depth × height	415 × 397 × 85 mm	330 × 419 × 152 mm
Operating system
Operating system	macOS	macOS
Size and weight detail
Size and weight detail	Apple lists a weight of 14 lb	Published UK brochure metric measurements retained: 15.2 cm high, 33.0 cm wide and 41.9 cm deep; 11.3 kg varies with installed internal devices
Power supply
Power supply	–	UK Apple brochure gives 100–240 V AC, 50–60 Hz single phase and 112 W maximum excluding monitor. Archived Apple support lists 230 W maximum; shared service manual lists 200 W AC and 112 W DC. Preserve these different ratings rather than treating them as measured consumption. 3.6 V lithium clock backup 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.	System 7.1 and System Enabler 001, documentation, mouse and microphone; keyboard and monitor sold separately. Apple announced the IIvi on 19 October 1992 for selected countries outside the US. UK ordering brochure is printed September 1992; neither its print date nor introduction establishes first actual retail sale, so released is omitted
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	Two ADB, DB-15 video, DB-25 SCSI, two RS-232/RS-422 mini-DIN-8 serial ports, sound input and sound output. No built-in Ethernet, USB or external floppy connector
External displays
External displays	–	Built-in video supports Macintosh 12-inch monochrome/RGB, AppleColor High-Resolution RGB and Macintosh Color displays. Larger or higher-colour displays need an appropriate NuBus video card; monitor and keyboard sold separately
Speakers
Speakers	Built-in mono speaker with stereo audio output	Mono Macintosh sound input/output and an internal speaker, with stereo compact-disc playback through the sound-output jack. Supplied electret omnidirectional microphone
Keyboard and mouse
Keyboard and mouse	–	Apple Desktop Bus mouse and microphone; separate monitor and keyboard