|
PS/2 MODEL 80 (8580-111,121,311,321)
IBM CORPORATION
PS/2 MODEL 80 (8580-111,121,311,321)
|
|
|
|
Processor
|
80386DX
|
|
Processor Speed
|
16/20/25MHz
|
|
Chip Set
|
None
|
|
Max. Onboard DRAM
|
8MB
|
|
Cache
|
None
|
|
BIOS
|
IBM
|
|
Dimensions
|
355mm x 254mm
|
|
I/O Options
|
Serial port, parallel port, pointing device connector, display connector, video adapter slot, floppy drive interface
|
|
NPU Options
|
80387
|
|
|
|
|
CONNECTIONS
|
|
Purpose
|
Location
|
Purpose
|
Location
|
|
Power supply
|
J1
|
Serial port
|
J6
|
|
Floppy drive interface
|
J2
|
Parallel port
|
J7
|
|
Battery/speaker
|
J3
|
Pointing device
|
J8
|
|
Video adapter slot
|
J4
|
Keyboard
|
J9
|
|
Display
|
J5
|
|
|
|
DRAM CONFIGURATION
|
|
Size
|
Bank 0
|
Bank 1
|
|
1MB
|
(1) 1M x 9
|
NONE
|
|
2MB
|
(1) 1M x 9
|
(1) 1M x 9
|
|
4MB
|
(1) 4M x 9
|
NONE
|
|
8MB
|
(1) 4M x 9
|
(1) 4M x 9
|
|
Note:Onboard memory does not have to be full in order to use memory expansion cards.
Banks 0 & 1 are interchangeable.
|
|