KINGSTON TECHNOLOGY CORPORATION
MCMASTER MC33PD/MC25PS
Processor | 80486SX/80486DX |
Processor Speed | 25/33MHz |
Chip Set | None (utilizes chipset on PS/2 main board) |
Max. Onboard DRAM | 64MB |
SRAM Cache | 128KB |
BIOS | None (utilizes BIOS on PS/2 main board) |
Dimensions | 330mm x 100mm |
I/O Options | 32-bit VESA local processor slot |
NPU Options | None |
CONNECTIONS | |
Purpose | Location |
32-bit VESA local processor slot | S1 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | CPU select 80486DX | J100 | pins 1 & 2 closed |
CPU select 80486SX | J100 | pins 2 & 3 closed | |
» | Microchannel Ready timing standard | J700 | pins 2 & 3 closed |
Microchannel Ready timing modified | J700 | pins 1 & 2 closed | |
» | Local bus fast write transfer mode enabled | J1101 | pins 1 & 2 closed |
Local bus fast write transfer mode disabled | J1101 | pins 2 & 3 closed |
DRAM CONFIGURATION | |||
Size | J801 | Bank 0 | Bank 1 |
4MB | pins 2 & 3 closed | (1) 1024K x 32 | NONE |
8MB | pins 2 & 3 closed | (1) 1024K x 32 | (1) 1024K x 32 |
8MB | pins 2 & 3 closed | (1) 2048K x 32 | NONE |
12MB | pins 2 & 3 closed | (1) 2048K x 32 | (1) 1024K x 32 |
16MB | pins 2 & 3 closed | (1) 2048K x 32 | (1) 2048K x 32 |
16MB | pins 1 & 2 closed | (1) 4096K x 32 | NONE |
20MB | pins 1 & 2 closed | (1) 4096K x 32 | (1) 1024K x 32 |
24MB | pins 1 & 2 closed | (1) 4096K x 32 | (1) 2048K x 32 |
32MB | pins 1 & 2 closed | (1) 4096K x 32 | (1) 4096K x 32 |
32MB | pins 1 & 2 closed | (1) 8192K x 32 | NONE |
36MB | pins 1 & 2 closed | (1) 8192K x 32 | (1) 1024K x 32 |
40MB | pins 1 & 2 closed | (1) 8192K x 32 | (1) 2048K x 32 |
48MB | pins 1 & 2 closed | (1) 8192K x 32 | (1) 4096K x 32 |
64MB | pins 1 & 2 closed | (1) 8192K x 32 | (1) 8192K x 32 |
Note:Where available, 36-bit SIMMs can be substituted for 32-bit SIMMs. |