NIC TECHNOLOGY, INC. SIH 486B
Also known as: MiTAC/Trigon MBA-029 NIC TECHNOLOGY, INC. SIH433B
Form factor
Baby AT
PSU connector
AT-Style (P8-P9)
Chipset
Chipset parts
SiS 85C401 SiS 85C402
Dimensions
218mm x 218mm
CPU platform
486
Supported FSB speeds
16MHz, 20MHz, 25MHz, 33MHz, 50MHz
Cache
32 KB , 64 KB , 128 KB , 256 KB
Supported RAM size
32 MB
I/O ports
1x 
AT Keyboard
Expansion slots
1x 
8-bit ISA
6x 
16-bit ISA

Known issues:

  • Leaky Ni-Cd clock battery
Last updated 2022-09-26T12:40:33Z
drv Drivers: not available
BIOS images: 1 file
Manuf.
POST String
Note
Core Ver.
BIOS Ver.
AMI
40-0100-428020-00101111-121291-SIS486-8
121291
AMI
30-0200-ZZ1594-00101111-070791-SISAUTO
070791
doc Documentation: 2 entries
Model
Speed
FSB
Voltages
L1 Cache
L2 Cache
L3 Cache
Core
Process
TDP
Intel i486 DX 50
50MHz
50MHz
5V
8KB
-
-
P4
1000nm
-
Intel i486 SX 33
33MHz
33MHz
5V
8KB
-
-
P23
1000nm
-
Intel i486 DX 33
33MHz
33MHz
5V
8KB
-
-
P4
1000nm
-
Intel OverDrive 486SX2-50 (PGA169)
50MHz
25MHz
5V
8KB
-
-
P23T
-
-
Intel OverDrive 486DX2-50 (PGA169)
50MHz
25MHz
5V
8KB
-
-
P4T
-
-
Intel OverDrive 486DX2-50 (PGA168)
50MHz
25MHz
5V
8KB
-
-
P4T
-
-
Intel i486 SX 25
25MHz
25MHz
5V
8KB
-
-
P23
1000nm
-
Intel i486 DX 25
25MHz
25MHz
5V
8KB
-
-
P4
1000nm
-
Intel OverDrive 486SX2-40 (PGA168)
40MHz
20MHz
5V
8KB
-
-
P23T
-
-
Intel i486 SX 20
20MHz
20MHz
5V
8KB
-
-
P23
1000nm
-
Intel i486 SX 16
16MHz
16MHz
5V
8KB
-
-
P23
1000nm
-
No NPUs listed.

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