MAGNAVOX 286/386SX-20
Logs
chipChipset
cpuSockets
DIP40 PLCC68 PQFP100
speedFSB speeds
12.5MHz16MHz20MHz
moboForm factor
OEM / Proprietary
dimDimensions
220mm x 220mm
ramMax VRAM size
256KB
chipCache
None/Integrated in the CPU
ramMax RAM size
8MB
ramRAM type
72-pin FPM
pwrPSU connector
AT (6-pin P8 + 6-pin P9)
tag Also known as
connI/O ports
1x 
AT Keyboard
1x 
Floppy interface
1x 
IDE interface
1x 
Parallel
2x 
Serial
1x 
VGA
cardExpansion slots
4x 
16-bit ISA
notes Notes

CPU + FPU sit on expansion board, 286 and 386sx variants exist
Board is VERY picky on what memory you use. 2 sticks of single-sided 4MB each FPM parity (1Mx36) RAM, consisting of 8 4-bit 1M chips and 4 1-bit 1M chips (see photo) are so far the only thing that made it boot.

Last updated 2025-01-25T17:01:45Z
Board info score is 8/10
bios 1 BIOS file available

vendor Philips - 1 entry

POST string
Note
Core Ver.
BIOS Ver.
Logs
POST string
Note
Core version
BIOS version
Logs
drv 1 driver available
Name
Version
OS support
Size
Filename
Name
Version
r02
OS support
MS-DOS
Size
6.4KB
Filename
image1 Image 1 of 7 (stamasd)
image2 Image 2 of 7 (stamasd)
image3 Image 3 of 7 (stamasd)
image4 Image 4 of 7 (stamasd)
image5 Image 5 of 7 (stamasd)
image6 Image 6 of 7 (stamasd)
image7 Image 7 of 7 (stamasd)

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