Macintosh Performa 635CD
 | |
| Macintosh Performa 635CD | |
| Specifications | |
|---|---|
| Manufacturer | Apple Computer, Inc. |
| Type | Personal Computer |
| Released | July 18, 1994 |
| Discontinued | July 1995 |
| Intro price | US$1,849 |
| CPU | Motorola 68LC040 @ 33 MHz |
| Memory | 5 MB RAM (expandable to 36 MB) |
| Storage | 250 MB IDE hard drive, 2× CD-ROM, 1.44 MB floppy drive |
| Display | Supports up to 832×624 at 8-bit color |
| Sound | Stereo 16-bit sound input/output |
| Dimensions | 4.3" H × 12.6" W × 16.5" D |
| Weight | 19 lbs (8.6 kg) |
| OS / Firmware | System 7.1.2P – Mac OS 8.1 |
| Predecessor | Performa 600CD |
| Successor | Performa 6200CD |
| Codename | Crusader |
| Model no. | M3076 |
The Macintosh Performa 635CD is a consumer-oriented personal computer manufactured by Apple Computer and released on July 18, 1994.[1] It is a variant of the Performa 630CD sold as a complete bundle with modem, display, and additional software.
Differences from Performa 630CD
- RAM: 5 MB standard (4 MB soldered + 1 MB SIMM)
- Bundle: Included 14.4k modem and Apple Multiple Scan 15 Display
Architecture and Processor
The Performa 635CD uses a Motorola 68LC040 processor running at 33 MHz. The "LC" designation indicates the processor lacks an integrated floating-point unit (FPU).
Memory and Storage
The system ships with 5 MB of RAM (4 MB soldered, 1 MB SIMM). A single 72-pin SIMM socket allows expansion up to 36 MB total. 80 ns non-parity SIMMs are required.
Storage includes a 250 MB IDE hard drive, 2× CD-ROM drive, and 1.44 MB SuperDrive floppy.
Display and Graphics
1 MB of dedicated DRAM for video. Supported resolutions:
- 512×384, 640×480: 16-bit color
- 800×600, 832×624: 8-bit color
Bundle Contents
The Performa 635CD was sold as a complete system including:
- Apple Multiple Scan 15 Display[2]
- 14.4k Teleport send-fax/data modem
- Apple keyboard and mouse
- Consumer software bundle
General Maintenance
For maintenance procedures, refer to the Macintosh LC 630 General Maintenance page.
Capacitor Replacement Guide
See the Macintosh LC 630 Capacitor Replacement Guide page.
Troubleshooting
See the Macintosh LC 630 Troubleshooting page.