User`s guide

Motherboard User’s Guide

• PCI 2.3 Specification Compliance

• Integrated Multithreaded I/O Link Mastering

• Multithread I/O Link Mastering with Read/Write Concurrent and Read/

Read Pipeline Transaction

Memory Support

• Two 240-pin DIMM sockets for DDR SDRAM memory modules

• Supports DDR2 800/667/533/400 memory bus

• Maximum installed memory is 16 GB

Expansion Slots

• One PCI Express x1 slot

• One PCI Express x16 slot

• Two 32-bit PCI slots for PCI 2.3 compliant bus interface

• One optional CNR slot

Onboard IDE channels

• Two IDE Connectors

• Supports PIO (Programmable Input/Output) and DMA (Direct Memory

Access) modes

• Supports IDE Ultra DMA bus mastering with transfer rates of 133/100/

66 MB/sec

Serial ATA

• Two Serial ATA Connectors

• Transfer rate exceeding best ATA (~1.5 Gb/s) with scalability to higher

rates

• Low pin count for both host and devices

AC’97 Codec

Onboard I/O Ports

• Two PS/2 ports for mouse and keyboard

• One serial port

• One parallel port

• One VGA port

• Four back-panel USB2.0 ports

• One LAN port (optional)

• Audio jacks for microphone, line-in and line-out

• Compliant with the AC’97 v2.3 CODEC

• Supports 6-channel audio CODEC designed for PC multimedia systems

• Provides three analog line-level stereo inputs with 5-bit volume control:

Line-in, CD, AUX

• Meets Microsoft WHQL/WLP 2.0 audio requirements