R658/N series
Key Features :
* CPU : Supports Slot 1 for Intel Pentium II CPU (66MHz/100MHz).
* Chipset : SiS 5600, 5595.
* Pentium II CPU Built-in 256K or 512K L2 Cache.
* Supports 3 x 168-pin DIMM Sockets.
- The Memory size from up to 768MB.
- Supports FP (Fast Page), EDO (Extended Data Out) Mode DRAM and SDRAM.
* Three 16-bit ISA Slots and Four 32-bit PCI Master Mode Slots.
* 2 x IDE Connectors for up to 4 IDE Drivers
- PIO Mode 4 transfers & Ultra IDE Mode.
- PCI Bus Master Mode IDE interface.
- Support Ultra DMA.
* Universal Serial Bus Controller.
- Host / HUB Controller.
- Two USB Ports
* On Board I/O supports :
- 2 Serial Ports (16550 Fast UART compatible ).
- 1 Parallel Port ( ECP and EPP capabilities ).
- 1 Floppy Disk Controller ( Supports Two FD Drivers ).
- 1 PS/2 Mouse Connector.
- 1 PS/2 Keyboard Connector.
- 1 IrDA Connector.
* Flash ROM BIOS with Green, Plug and Play Features.
* ATX Form Factor : 30.4cm x 19cm or 12" x 7.5" (4 Layers)