CMC C4PI
Form factor
Baby-AT (max 220 x 330mm)
PSU connector
Unknown
Chipset
Chipset parts
SiS 85C496 (PCM) SiS 85C497 (ATM)
Dimensions
Unknown
CPU socket
Socket 3 (PGA237)
CPU platforms
486486 (DX4)
Supported FSB speeds
25MHz, 33MHz, 40MHz, 50MHz
Cache
128 KB , 256 KB
Supported RAM size
128 MB
Supported RAM type
72-pin FPM
I/O ports
1x 
Floppy interface
2x 
IDE interface
1x 
PS/2 mouse
1x 
Parallel
2x 
Serial
Expansion slots
4x 
32-bit PCI
4x 
16-bit ISA
Last updated 2021-11-01T15:51:06Z
drv Drivers: 1 entry
Language
Media type
OS Compatibility
Name
Version
English
1x Archive
msdos MS-DOS 5.0 ? win3.1x Windows 3.1 winnt3.x Windows NT 3.1 winnt3.5x Windows NT 3.5 winnt4 Windows NT 4.0 os2 3.x OS/2 Warp 3.0 ?
BIOS images: not available
doc Documentation: not available
Model
Speed
FSB
Voltages
L1 Cache
L2 Cache
L3 Cache
Core
Process
TDP
AMD Am486 DX-40
40MHz
40MHz
5V
8KB
-
-
-
-
-
AMD Am486 DX4-100
100MHz
33MHz
3.3V
8KB
-
-
-
500nm
2W
Cyrix Cx486 DX-50
50MHz
50MHz
5V
8KB
-
-
M6
-
-
Cyrix Cx486 DX2-66
66MHz
33MHz
5V
8KB
-
-
M7
-
-
Cyrix Cx486 DX-33
33MHz
33MHz
5V
8KB
-
-
M6
-
-
Cyrix Cx486 DX2-50
50MHz
25MHz
5V
8KB
-
-
M7
-
-
Cyrix Cx486 DX2-v66
66MHz
33MHz
3.45V
8KB
-
-
M7
-
-
Cyrix Cx486 DX-v33
33MHz
33MHz
3.3V
8KB
-
-
M6
-
-
Cyrix Cx486 DX2-v50
50MHz
25MHz
3.45V
8KB
-
-
M7
-
-
Intel i486 DX 50
50MHz
50MHz
5V
8KB
-
-
P4
1000nm
-
Intel i486 DX2 66
66MHz
33MHz
5V
8KB
-
-
P24
800nm
5W
Intel i486 DX 33
33MHz
33MHz
5V
8KB
-
-
P4
1000nm
-
Intel i486 SX 33
33MHz
33MHz
5V
8KB
-
-
P23
1000nm
-
Intel i486 DX2 50
50MHz
25MHz
5V
8KB
-
-
P24
800nm
-
Intel i486 SX2 50
50MHz
25MHz
5V
8KB
-
-
-
800nm
-
Intel i486 DX 25
25MHz
25MHz
5V
8KB
-
-
P4
1000nm
-
Intel i486 SX 25
25MHz
25MHz
5V
8KB
-
-
P23
1000nm
-
Intel i486 DX4 100
100MHz
33MHz
3.3V
16KB
-
-
P24C
600nm
-
Intel i486 DX4 75
75MHz
25MHz
3.3V
16KB
-
-
P24C
600nm
-
No NPUs listed.

Disclaimer

The info found in this page might not be entirely correct. Feel free to amend this page by logging in, contacting us on Discord or via email.