DATAEXPERT CORPORATION
MLX8440
Device Type | Mainboard |
Processor | Pentium II/Celeron |
Processor Speed | 233/266/300/333MHz |
Chip Set | Intel 440LX |
Maximum Onboard Memory | 384MB (EDO & SDRAM supported) |
Cache | 0/128/256/512KB (located on the CPU) |
BIOS | Award |
Dimensions | 305mm x 180mm |
I/O Options | 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector, ATX power connector, AGP slot |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
AGP slot | AGP | Green PC LED | J1/pins 7 & 17 |
ATX power connector | ATX | Green PC connector | J1/pins 8 & 18 |
Serial port 2 | CN1 | Soft off power supply | J1/pins 9 & 19 |
Parallel port | CN2 | Reset switch | J1/pins 10 & 20 |
PS/2 mouse port | CN3 | Speaker | J1/pins 11 - 14 |
Serial port 1 | CN4 | IR connector | IR1 |
IDE interface 2 | CN5 | Chassis fan power | J5 |
IDE interface 1 | CN6 | CPU fan power | JX1 |
Floppy drive interface | CN7 | Thermistor connector | RT1 |
Power LED & keylock | J1/pins 1 - 5 | 32-bit PCI slots | PC1 - PC4 |
IDE interface LED | J1/pins 6 & 16 | USB connector | USB |
DIMM CONFIGURATION | |||
Size | Bank 0 | Bank 1 | Bank 2 |
8MB | (1) 1M x 64 | None | None |
16MB | (1) 2M x 64 | None | None |
16MB | (1) 1M x 64 | (1) 1M x 64 | None |
24MB | (1) 2M x 64 | (1) 1M x 64 | None |
24MB | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 |
32MB | (1) 4M x 64 | None | None |
32MB | (1) 2M x 64 | (1) 1M x 64 | (1) 1M x 64 |
32MB | (1) 2M x 64 | (1) 2M x 64 | None |
40MB | (1) 4M x 64 | (1) 1M x 64 | None |
40MB | (1) 2M x 64 | (1) 2M x 64 | (1) 1M x 64 |
48MB | (1) 4M x 64 | (1) 1M x 64 | (1) 1M x 64 |
48MB | (1) 4M x 64 | (1) 2M x 64 | None |
48MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 |
56MB | (1) 4M x 64 | (1) 2M x 64 | (1) 1M x 64 |
64MB | (1) 8M x 64 | None | None |
64MB | (1) 4M x 64 | (1) 2M x 64 | (1) 2M x 64 |
64MB | (1) 4M x 64 | (1) 4M x 64 | None |
72MB | (1) 8M x 64 | (1) 1M x 64 | None |
72MB | (1) 4M x 64 | (1) 4M x 64 | (1) 1M x 64 |
80MB | (1) 8M x 64 | (1) 1M x 64 | (1) 1M x 64 |
80MB | (1) 8M x 64 | (1) 2M x 64 | None |
80MB | (1) 4M x 64 | (1) 4M x 64 | (1) 2M x 64 |
88MB | (1) 8M x 64 | (1) 2M x 64 | (1) 1M x 64 |
96MB | (1) 8M x 64 | (1) 2M x 64 | (1) 2M x 64 |
96MB | (1) 8M x 64 | (1) 4M x 64 | None |
96MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 |
DIMM CONFIGURATION (CON'T) | |||
Size | Bank 0 | Bank 1 | Bank 2 |
104MB | (1) 8M x 64 | (1) 4M x 64 | (1) 1M x 64 |
112MB | (1) 8M x 64 | (1) 4M x 64 | (1) 2M x 64 |
128MB | (1) 16M x 64 | None | None |
128MB | (1) 8M x 64 | (1) 4M x 64 | (1) 4M x 64 |
128MB | (1) 8M x 64 | (1) 8M x 64 | None |
136MB | (1) 16M x 64 | (1) 1M x 64 | None |
136MB | (1) 8M x 64 | (1) 8M x 64 | (1) 1M x 64 |
144MB | (1) 16M x 64 | (1) 1M x 64 | (1) 1M x 64 |
144MB | (1) 16M x 64 | (1) 2M x 64 | None |
144MB | (1) 8M x 64 | (1) 8M x 64 | (1) 2M x 64 |
152MB | (1) 16M x 64 | (1) 2M x 64 | (1) 1M x 64 |
160MB | (1) 16M x 64 | (1) 2M x 64 | (1) 2M x 64 |
160MB | (1) 16M x 64 | (1) 4M x 64 | None |
160MB | (1) 8M x 64 | (1) 8M x 64 | (1) 4M x 64 |
168MB | (1) 16M x 64 | (1) 4M x 64 | (1) 1M x 64 |
176MB | (1) 16M x 64 | (1) 4M x 64 | (1) 2M x 64 |
192MB | (1) 16M x 64 | (1) 4M x 64 | (1) 4M x 64 |
192MB | (1) 16M x 64 | (1) 8M x 64 | None |
192MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 |
200MB | (1) 16M x 64 | (1) 8M x 64 | (1) 1M x 64 |
208MB | (1) 16M x 64 | (1) 8M x 64 | (1) 2M x 64 |
224MB | (1) 16M x 64 | (1) 8M x 64 | (1) 4M x 64 |
256MB | (1) 16M x 64 | (1) 8M x 64 | (1) 8M x 64 |
384MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 |
Note: Board accepts EDO & SDRAM memory. | |||
CACHE CONFIGURATION |
Note: 256KB/512KB cache is located on the Pentium II CPU. 128KB cache is located on the Celeron 300A & 333 CPU. |
CPU SPEED SELECTION | |||||
CPU speed | Clock speed | Multiplier | JPXA | JPXB | JPXC |
233MHz | 66MHz | 3.5x | 2 & 3 | 2 & 3 | 2 & 3 |
266MHz | 66MHz | 4x | 2 & 3 | 2 & 3 | 2 & 3 |
300MHz | 66MHz | 4.5x | 2 & 3 | 2 & 3 | 2 & 3 |
333MHz | 66MHz | 5x | 2 & 3 | 2 & 3 | 2 & 3 |
Note: Pins designated should be in the closed position. | |||||
CPU SPEED SELECTION (CON'T) | ||||||
CPU speed | Clock speed | Multiplier | JP1A | JP1B | JP1C | JP1D |
233MHz | 66MHz | 3.5x | Open | Open | Closed | Closed |
266MHz | 66MHz | 4x | Closed | Closed | Open | Closed |
300MHz | 66MHz | 4.5x | Open | Closed | Open | Closed |
333MHz | 66MHz | 5x | Closed | Open | Open | Closed |