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Used Apple Macintosh computers

 

  The Apple Macintosh computer - price and description

Apple Mac Performa 638CD

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.


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:

$25-$50 US

Notes:

1. This model is sometimes designated as having a 66 MHz processor,
since the clock input runs at 66 MHz. However, the processor itself
is 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.