IBM PC 330-6571, PC 350-6581
Chipset
Socket 
FSB speeds 20MHz25MHz33MHz50MHz
Form factorLPX (max 229 x 330 mm)
Dimensions330mm x 218mm
Max VRAM size1MB
RAM type 
PSU connector
I/O ports1x
Floppy interface
2x
IDE interface
1x
PS/2 keyboard
1x
PS/2 mouse
1x
Parallel
2x
Serial
1x
VGA
Expansion slots1x
32-bit VLB
Known issues
- Expansion slots are on proprietary riser
The listed slots are on the riser card that came with the motherboard.
If you have this board make sure you have the riser for it.
Notes
Cache Size Selection (J16 J17 J38)
| Size | J16 | J17 | J38 |
|---|---|---|---|
| 128-K | 2-3 | ||
| 256-K | 1-2 | X | |
| 512-K | 2-3 | X | X |
Last updated 2026-02-21T17:31:37Z
Board info score is 9.2/10
Chips
-> Chipset part
-> IDE ctrl.
-> Super I/O
-> Video
CPU family support
4 BIOS files available
IBM - 4 entries
POST string
Note
Core Ver.
BIOS Ver.
Logs
2 drivers available
Name
Version
OS support
Size
Filename
Name
Version
1.22
OS support
Windows 3.1x
Size
1.4MB
Filename
Name
Version
1.24
OS support
OS/2 2.x
Windows 3.1x
Windows NT 3.1
Windows NT 3.5x
Size
9.9MB
Filename
3 board documents available
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
1994-04
File
Logs
Chip
Release date
1996-01-01
File
Logs
Family
Release date
File
Logs
Family
Release date
1996-03
File
Logs
Image 1 of 8 (Microhouse)
Image 2 of 8 (GigAHerZ)
Image 3 of 8 (Tomasz Orczyk)
Image 4 of 8 (Massimo_1971)
Image 5 of 8 (Tomasz Orczyk)
Image 6 of 8 (Massimo_1971)
Image 7 of 8 (Massimo_1971)
Image 8 of 8
Disclaimer
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