DFI G586OPA (rev. 0+)
Logs
chipChipset
cpuSocket
Socket 5 (PGA320)
speedFSB speeds
50MHz60MHz66MHz
moboForm factor
Baby AT (max 220 x 330 mm)
dimDimensions
330mm x 220mm
chipCache
256KB512KB1MB
ramMax RAM size
128MB
ramRAM type
72-pin FPM
pwrPSU connector
AT (6-pin P8 + 6-pin P9)
connI/O ports
1x 
AT Keyboard
1x 
Floppy interface
2x 
IDE interface
1x 
PS/2 mouse
1x 
Parallel
2x 
Serial
cardExpansion slots
4x 
16-bit ISA
4x 
32-bit PCI
wrench Known issues
  • Leaky Ni-Cd clock battery

The Ni-Cd battery may be leaking, risking damage to PCB layers & nearby components. Promptly remove the battery & clean corrosion/alkaline salts from the board. Use white vinegar to dissolve salts, but exercise caution as vinegar can corrode exposed metals. A thorough examination & repair may be needed. Replace battery with guide: https://github.com/wiretap-retro/Not-A-Varta

Last updated 2025-06-16T06:18:43Z
Board info score is 9.2/10
bios 2 BIOS files available

vendor Award - 2 entries

POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
09/11/95-Opti-VIPER-DP-2A5UND4AC-00
Note
Core version
4.50PG
BIOS version
Logs
POST string
09/01/95-Opti-VIPER-DP-2A5UND4AC-03
Note
Core version
4.50PG
BIOS version
Logs
drv No drivers available
doc 2 board documents available
Release date
File
Logs
Release date
File
Logs
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
2009-10
File
Logs
Chip
Release date
File
Logs
Chip
Release date
2013-04
File
Logs
Chip
Release date
2004-11
File
Logs
Chip
Release date
2025-10
File
Logs
Chip
Release date
2002-10-20
File
Logs
Chip
Release date
1995-11-30
File
Logs
Chip
Release date
1994-10
File
Logs
Chip
Release date
2006-01
File
Logs
Chip
Release date
2002-10-20
File
Logs
Chip
Release date
1995-11-22
File
Logs
Chip
Release date
1994-07
File
Logs
Chip
Release date
1996-01
File
Logs
image1 Image 1 of 3 (Microhouse)
image2 Image 2 of 3
image3 Image 3 of 3

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