IBM PS/2 MODEL 76i/s & 77i/s (Lacuna, IDE+SCSI) (9576, 9577)

Chipset

IBM PS/2 Model 9576/9577 Lacuna

CPU socket

Unknown

FSB speeds

25MHz33MHz

Form factor

OEM / Proprietary

Dimensions

330mm x 218mm

Cache

None/Integrated in the CPU

Max RAM size

32MB

RAM type

72-pin FPM

PSU connector

OEM/Proprietary

I/O ports

Floppy interface

IDE interface

PS/2 keyboard

PS/2 mouse

Parallel

Serial

Expansion slots

32-bit MCA

AVE (MCA)

Also known as:

IBM 95G9691
IBM 96G1305
IBM 95G9692

Notes:

Model 77 has 2 additional 32-bit MCA slots in the riser. The motherboards are the same.

only 96G1305 can be run at 25MHz or 33MHz, 95G9691 is 25MHz, 95G9692 is 33MHz.

Further info: https://www.ardent-tool.com/76_77/Lacuna.html

Last updated 2022-04-16T20:19:35Z

Score is 5.5/10

Chipset

IBM PS/2 Model 9576/9577 Lacuna

Chipset parts

IBM 10G4672 (I/O controller) IBM 71G0438 (System Controller)

Video chips

IBM XGA-2

CPU family support

486 (5V)

0 files available

No drivers available

No documents available

Image 1 of 1 (Tomas Slavotinek)

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