Siemens Nixdorf System Board D756
Chipset
Sockets 
FSB speeds 25MHz33MHz50MHz
Form factorLPX (max 229 x 330 mm)
Dimensions330mm x 218mm
Max VRAM size1MB
Cache
0B64KB128KB256KB
Max RAM size
32MB
RAM type 30-pin SIMM
PSU connector
I/O ports1x
Floppy interface
1x
IDE interface
1x
PS/2 keyboard
1x
PS/2 mouse
1x
Parallel
2x
Serial
1x
VGA
Expansion slotsEmpty
Notes
The board can also run on 20 MHz and 40 MHz which is not documented.
20MHz: JP1 1-2 JP2 2-3 JP3 close JP5, JP6 open
40MHz: JP1 1-2 JP2 2-3 JP3, JP5, JP6 close
Last updated 2025-09-04T12:06:56Z
Board info score is 8.3/10
Chips
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1 BIOS file available
Award - 1 entry
POST string
Note
Core Ver.
BIOS Ver.
Logs
4 drivers available
Name
Version
OS support
Arch
Size
Filename
Name
Version
1.43
OS support
MS-DOS
Windows 3.1x
Arch
x86
Size
741.9KB
Filename
Name
Version
3.50
OS support
Windows NT 3.1
Windows NT 3.5x
Arch
x86
Size
140KB
Filename
Version
OS support
Arch
Size
Filename
3 board documents available
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Chip
Release date
1990
File
Logs
Chip
Release date
1996-08-09
File
Logs
Chip
Release date
1996-05-15
File
Logs
Chip
Release date
File
Logs
Chip
Release date
File
Logs
Family
Release date
File
Logs
Image 1 of 2 (Microhouse)
Image 2 of 2 (CPU Duke)
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