For sale
COMPAQ Deskpro 5100 pc.
General info
The COMPAQ Deskpro is a line of business-oriented personal computers. The series was discontinued in the early 00's after the merger with Hewlett-Packard.
About this specific offer
This offer consists of a COMPAQ Deskpro 5100, a very solid (metal chassis and enclosure), durable (Japanese capacitors on motherboard and in power supply) and expandable midi tower pc on two large feet, also known as series 3521N5. It has a date stamp inside from May 1995 and was manufactured in the United Kingdom. The pc is almost completely standard and can be customized for your needs. To help you with adding options, a system board overview diagram can be found on the inside of a side panel.
This computer can be used for DOS retro gaming. It can also be used for most legacy business applications from the 90's that require MS-DOS, Windows 3.x or Windows 95. Whatever you look for, this COMPAQ pc has more than enough room for your needs: you can add a 5.25'' FDD, another optical drive (e.g. ZIP), a faster CPU, a sound card, a better PCI graphics card, an ethernet adapter etc. The pc is equipped with a VGA output and can display a nice picture on a conventional 4:3 flatscreen monitor. It also has a switchable power supply, so it can operate in various regions, including Europe and the United States.
- 100-120V / 220-240V AC power supply
- Intel Pentium 100 MHz socket 5 / 7 CPU
- Socket 5

- ? KB onboard L2 cache
- 32 MB RAM (2x C-Memory 16 MB 60 ns 72-pin SIMM non-parity EDO RAM module)
- 6x 72-pin SIMM non-parity RAM module socket (max. ? MB)
- Quantum Prodrive Lightning 730AT 731 MB PATA HDD

- Secondary PATA connector
- COMPAQ QVision 2000 Plus Matrox MGA IS-ATHENA 2 MB (expandable to 4 MB) graphics PCI card
- Modem PCI card
- 2x PCI slot
- 4x 16-bit ISA slot
- Unknown proprietary slot
- 2x Empty 5.25'' drive slot
- Integrated beeper

- BR2335 lithium clock battery
- VGA HD-15 socket
- Parallel DB-25 socket
- Serial DE-9 connector
- PS/2 keyboard port
- PS/2 mouse port
- 8P8C (RJ-45) 10BASE-T ethernet connector
- AUI ethernet socket
- Line modem socket
- Phone modem socket
- Mic modem 3.5 mm jack
- Speaker modem 3.5 mm jack

Dimension (WxDxH): 24 x 45 x 43 cm
Included is:
- COMPAQ Deskpro 5100 computer


This pc was last tested at 31 May 2019.
During the test;
- Computer could be powered on.

- Computer did not make any unusual noises, fan worked fine.

- Beeper worked.

- Hard disk spinned.

- CD-ROM drive tray could be opened and closed.

- No battery leakage inside the pc could be found.

- No rust in or on the pc could be found.

- Case could be opened and closed like it should.

- No defects and/or faults were identified (N.B.: clock battery will very likely need to be replaced to save system settings).
- No further tests were performed.

Please carefully view the pictures for an impression.

Price details:
Price per piece:
€ 200,00 € 180,00

Shipping costs

€ 32,85 

Stock (now available)


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