ECS Elitegroup RD480-A939 [7/92] Chapter 1 introducing the motherboard

Chapter 1

Introducing the Motherboard

Introduction

Thank you for choosing this motherboard. This motherboard is a high performance, en-

hanced function motherboard that supports Socket 939 AMD Sempron/Athlon 64/Athlon

64 FX/Athlon 64 X2 CPUs for high-end business or personal desktop markets.

The motherboard incorporates the RD480 Northbridge (NB) and SB450 Southbridge (SB)

chipsets. The Northbridge on this motherboard supports the HyperTransport (HT) inter-

face speeds up to 2000MT/s data rate. It supports four DDR Sockets with up to maximum

memory size of 4 GB. Two PCI Express x16 slots, intended for Graphics Interface, are fully

compliant to the PCI Express Base Specification revision 1.0a.

The SB450 Southbridge on this motherboard supports two PCI slots which are PCI 2.3

compliant. It implements an EHCI compliant interface that provides 480Mb/s bandwidth

for eight USB 2.0 ports (rear panel x 4, header x 4). Two onboard IDE connectors supports

4 IDE devices in UDMA 133/100/66/33 modes. The Southbridge integrates a Serial ATA

host controller that is SATA v1.0 compliant, supporting four SATA ports with maximum

transfer rate up to 1.5 Gb/s each.

The motherboard is equipped with advanced full set of I/O ports in the rear panel, including

PS/2 mouse and keyboard connectors, COM1, four USB ports, one optional LAN port, and

audio jacks for microphone, line-in and line-out.

Introducing the Motherboard