CPU
80486SX/DX/DX2/DX425/33/40/50/66/75/100/120MHz, 5x86-100/120/133 or Pentium OverDrive processor
BUS INTERFACE
ISA bus
DATA BUS
32-bit
CHIPSET
ALi/1489/1487
RAM MEMORY
1MB to 64MB. Uses two 72-pin SIMM sockets
L2 CACHE MEMORY SIZE
128/256/512KB 2nd level cache memory
SHADOW RAM MEMORY
Supports system and video BIOS shadow memory
FLAT PANEL/CRT SVGA CONTROLLER
SVGA, PCI-bus CHIPS 65548 chipset with 512KB standard video memory, upgradable to 1MB. Provides 32-bit graphic throughput. Features the ability to control most TFT, STN, B/W, EL flat panel displays as well as standard CRT. Supports resolutions up to 1024 x 768 in 256 colors. Daughterboards available for various flat panel displays
ENHANCED IDE HARD DISK DRIVE INTERFACE
Fast PCI bus. Supports up to two Enhanced IDE (ATA-2) large hard disk drives or other Enhanced IDE devices. Supports mode 3 and mode 4 hard disks (data transfer rate 11.1MB/ sec. minimum)
BI-DIRECTIONAL PARALLEL/PORT
Configurable to LPT1, LPT2, LPT3 or disabled Supports SPP/EPP/ECP standards
SERIAL PORTS
Two serial RS-232 ports, uses 16C550 UARTs with 16-byte FIFO buffer. Supports speeds up to115kbps. Ports can be individually configured from COM1 to COM4 or disabled
BIOS
AMI Flash WIN BIOS
WATCHDOG TIMER
Can generates a system reset or IRQ15. The time interval is software selectable from 2 to 32 seconds (15 steps, 2 seconds per step)
PC/104
104-pin connector for a 16-bit bus
DMA CHANNELS
7
INTERRUPT LEVELS
15
KEYBOARD PS/2 MOUSE CONNECTOR
A 6-pin mini DIN keyboard connector is located on the mounting bracket for easy access to a keyboard and a PS/2 mouse
BUS SPEED
8MHz
SYSTEM PERFORMANCE
325MHz in 80486 DX-4 100 (Landmark V2.0)
MAX. POWER REQUIREMENT
+5V @ 2.5A
POWER SUPPLY VOLTAGE
+5V (4.75V to 5.25V), +12V; for DX4-100/120 and P24T CPUs, a cooler is necessary
OPERATING TEMPERATURE
32 to 140°F (0 to 60°C)
BOARD SIZE
7.3" (L) x 4.8" (W) (185mm x 122mm)
BOARD WEIGHT
0.6lbs (0.26Kg)
