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Mac Systems: Apple: Macintosh Performa: Macintosh Performa 638CD Specs | Ports
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The Apple Macintosh Performa 638CD features a 33 MHz 68LC040 processor, 8 MB of RAM, a 350 MB hard drive, and a TV/Video card in a compact desktop case. The Performa 638CD is identical to the Performa 637CD, but the 638CD shipped with a TV/Video card, but without a monitor. The educational version of this model is the LC 630 and the business version is the Quadra 630.
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| Introduction Date: | July 18, 1994 | Discontinued Date: | July 1, 1995 |
| Processor Type: | 68LC040 | Processor Speed: | 33 MHz 1. |
| Processor Upgrade: | N/A | FPU: | N/A |
| System Bus Speed: | 33 MHz | Lookaside Bus Speed: | N/A |
| ROM Size: | 1 MB | Data Path: | 32-bit |
| Level 1 Cache: | 8k | Level 2 Cache: | N/A |
| RAM Type: | 80 ns 72-pin SIMM | VRAM Type: | Built-in (60 ns) 2. |
| Standard RAM: | 8 MB | Maximum RAM: | 36 MB |
| Motherboard RAM: | 4 MB | RAM Slots: | 1 |
| Standard VRAM: | 1 MB | Maximum VRAM: | 1 MB |
| Standard Hard Drive: | 350 MB | Int. Hard Drive Type: | IDE |
| Standard CD-ROM: | 2X | Standard Disk: | 1.44 MB (manual) |
| Standard Modem: | 14.4k (external) | Standard Ethernet: | N/A |
| Case Type: | Desktop | Form Factor: | Mac Quadra 630 |
| Exp. Slots: | PDS, Com, Vid, TV | Exp. Bays (Free): | None |
| Battery Type: | 4.5V Alkaline | Battery Life: | N/A |
| Built-in Display: | N/A | Supported MacOS: | 7.1.2P-7.5.1,7.5.3-8.1 |
| Dimensions: | 4.3 x 12.6 x 16.5 3. | Avg. Weight: | 19.0 lbs. |
| Original Price: | $2300 US | Est. Current Price: | N/A |
| Notes: |
1.
This model is sometimes designated as having a 66 MHz
processor,since
the clock input runs at 66 MHz. However, the processor
itselfis
not "clock doubled", so technically it is only a 33 MHz
processor. 2. 1 MB of built-in 60 ns DRAM is dedicated to video function. 3. In inches, height x width x depth. 4. Photo Credit: Apple Computer, Inc. |
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