Apple Macintosh Centris 610

Apple · Macintosh

Macintosh Centris 610

Released 1993

A low-profile Macintosh desktop with a 20 MHz 68LC040 processor and built-in video.

Type
Compact
Processor
Motorola 68LC040 20 MHz (Macintosh Centris 610)
Memory
4 MB
Storage
80 MB
Screen
–
Weight
–

Performance

Processor
Motorola 68LC040 20 MHz (Macintosh Centris 610)
CPU cores
1
Memory
4 MB
Storage
80 MB
CPU
20 MHz Motorola 68LC040 with integrated memory management unit and 8 KB L1 cache, but no floating-point unit
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
Memory type
4 MB on the logic board with two 72-pin SIMM slots, expandable to 68 MB
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
Expansion slots
One expansion position for either a seven-inch NuBus card or a processor-direct-slot card, using the appropriate adapter

Display

Screen
None built in

Design and power

Type
Compact
Width × depth × height
415 × 397 × 85 mm
Operating system
macOS
Size and weight detail
Apple lists a weight of 14 lb
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.

Connections

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
Speakers
Built-in mono speaker with stereo audio output

Configurations

ProcessorMemoryStorageStorage type
Motorola 68LC040 20 MHz (Macintosh Centris 610)4 MB80 MBHard drive

Pros and cons

Pros

  • Low-profile case fits beneath a monitor
  • Built-in video and external SCSI connections
  • RAM expandable to 68 MB

Cons

  • 68LC040 lacks a floating-point unit
  • A single expansion position accepts either a NuBus or PDS card
  • Ethernet was optional

Closest rivals

Model
TypeProcessorMemoryStorageScreenWeightReleased
CompactMotorola 68040 25 MHz (Macintosh Centris 650) or Motorola 68LC040 25 MHz (Macintosh Centris 650)4 MB–––1993
CompactMotorola 68040 25 MHz (Macintosh Centris 660AV)4 MB81.92 MB––1993
Compact68LC040 25 MHz (Macintosh LC 475)4 MB80 MB – 230 MB–3.99 kg1993

Newer model: Macintosh Quadra 610.

Sources

  1. support.apple.com/en-asia/112212
  2. leopard-adc.pepas.com/documentation/Hardware/Developer_Notes/Macintosh_CPUs-68K…
  3. mediaarchaeologylab.com/collection/macintosh-centris-610-c2a02be

Photo: media-archaeology-lab.imgix.net

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