PCs

Compaq Desktop Computer

Information

Name: Compaq Presario 425 - Model 100.

Comments: This was my main computer from December 1993 to October 2001. I have given this computer to my friend in the 2000s.

Notes: Although you can't replace the small integrated monitor (at least in the traditional way) and there aren't many ports for external devices, this was a neat little machine and it was possible to easily carry it from one room to another.

Hardware

Case: non-standard, desktop.

Monitor: integrated to case, Compaq/CL 5420 (according to Windows), 14", SVGA, CRT, 800 x 600 pixels, 256 colors, 0.28 mm dot pitch

- resolutions in Windows: 1024 x 768 (16 colors, interlaced), 800 x 600 (256 colors, non-interlaced), 640 x 480 (256 colors, non-interlaced)

Processor: Intel 486DX2/66 MHz.

Memory: 20 MB.

Hard drive: 407 MB.

Floppy disk drive: 3.5" 1.4 MB HD.

Accelerator chip: Cirrus Logic 5420.

Video memory: 512 KB.

Sound card: Sound Blaster Pro.

Slots: 2 x ISA (Industry Standard Architecture).

Ports and connections (I/O):

- serial port: COM1 (modem)

- parallel ports: LPT1, LPT2, LPT3 (e.g. printer and optical drive)

- game port (joystick)

- keyboard interface

- mouse interface

Software

Operating systems:

- Windows 3.11 for Workgroups

- MS-DOS 6.02

Office software: ClarisWorks 1.0 and 3.0.

Math software: Mathcad 6.0 Student Edition.

Accessories and Peripherals

Keyboard: Compaq.

Mouse: Compaq.

Scanner: Logitech ScanMan 256.

Optical drive, external: Creative CD-ROM, 2 x.

Phone line modem, external: Well 28,800 bps.

Previous Features Of This Desktop Computer

Processor: Intel 486SX/25 MHz.

Memory: 8 MB.

Memory: 4 MB.

Hard drive: 100 MB.

Windows 3.1.

MS-DOS 6.0.

Last modified: May 18th, 2013

Author: Tomi Häsä (tomi.hasa@gmail.com)

URL: http://sites.google.com/site/tomihasa/compaq-computer

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