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Macintosh Performa 636

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Macintosh Performa 636
Macintosh Performa 636
Specifications
ManufacturerApple Computer, Inc.
TypePersonal Computer
ReleasedJuly 18, 1994
DiscontinuedFebruary 1996
Intro priceUS$1,349
CPUMotorola 68LC040 @ 33 MHz
Memory4 MB RAM (expandable to 36 MB)
Storage250 MB IDE hard drive, 1.44 MB floppy drive
DisplaySupports up to 832×624 at 8-bit color
SoundStereo 16-bit sound input/output
Dimensions4.3" H × 12.6" W × 16.5" D
Weight19 lbs (8.6 kg)
OS / FirmwareSystem 7.1.2P – Mac OS 8.1
PredecessorPerforma 600
SuccessorPerforma 6200
CodenameCrusader
Model no.M3076

The Macintosh Performa 636 is a personal computer manufactured by Apple Computer and released on July 18, 1994.[1] It is a rebrand of the Macintosh LC 630 sold exclusively to the higher-education market.

The Performa 636 was the lowest-priced model in the 630 series, lacking a CD-ROM drive and sold without a bundled display.

Target Market

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Unlike other Performa models sold through consumer retail channels, the Performa 636 was available only through higher-education sales channels (colleges and universities).[2]

Architecture and Processor

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The Performa 636 uses a Motorola 68LC040 processor running at 33 MHz. The system bus operates at 33 MHz.

Memory and Storage

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The system ships with 4 MB of RAM soldered to the logic board. A single 72-pin SIMM socket allows expansion up to 36 MB total using 80 ns non-parity SIMMs.

Storage includes a 250 MB IDE hard drive and 1.44 MB SuperDrive floppy. No CD-ROM drive is included.

Display and Graphics

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1 MB of dedicated DRAM for video. Supported resolutions:

  • 512×384, 640×480: 16-bit color
  • 800×600, 832×624: 8-bit color

Variants

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General Maintenance

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For maintenance procedures, refer to the Macintosh LC 630 General Maintenance page.

Capacitor Replacement Guide

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See the Macintosh LC 630 Capacitor Replacement Guide page.

Troubleshooting

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See the Macintosh LC 630 Troubleshooting page.

Service Documentation

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The official Apple Service Source documentation for this model:

See Also

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References

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  1. Macintosh Performa 636: Technical Specifications, Apple Inc.—link(accessed 2026-02-10)
  2. Macintosh Quadra 630, Wikipedia—link(accessed 2026-02-10)