3Com DK8X user manual Usb

Chapter 1		Overview
WORKSTATION BOARD SPECIFICATIONS
Processor	1.	AMD® Dual Opteron Socket 940 CPUs
	2.	Supports 1.8 GHz or higher
	3.	HyperTransport™ of 6.4 GB/s bandwidth
	4.	Built-In Memory Controller Hub (MCH)
Chipset	1.	AMD® 8111 (HyperTransport I/O Hub)
	2.	AMD® 8151 (AGP Tunnel)
	3.	AMD® 8131 (PCI-X Tunnel)
Memory	1.	4 + 4 socket for 184-pin DDR DIMM sockets

2.Uses Registered PC3200/PC2700/PC2100 ECC DDR memory

3.Supports total system memory size of up to 16 GB

Internal I/O connector 1. 34-pin Floppy Connector

2.4-pin CD-In and Aux-In audio input connectors Accelerated Graphics AGP Pro/ 8X/4X slot

Port

IDE Bus

On-Board LAN

Audio

USB

Expansion Slots

Rear Panel I/O

1.2x 40-pin IDE connectors, supports up to four (4) Enhanced IDE devices

2.Dual Channel Master Mode

3.Ultra DMA 133/100/66/33

Integrated single 3com 3C940 Gigabit Ethernet Controller

1.Integrated Realtek® ALC-655, Professional 6-channel Audio

2.AC '97 CODEC

Integrated NEC with four (4) USB 2.0 ports 2 x internal USB1.1 ports

1.2x PCI 32-bit / 33 MHz

2.1x PCI 64-bit / 66 MHz

3.2x PCI-X 100/133 MHz

PS/2 mouse and keyboard connectors with Wake-Up function 1 x UART 16550 serial port (COM1)

1 x 25-pin parallel port with ECP/EPP support 2 x onboard USB 1.1 ports

4 x USB 2.0 ports (2 x external, 2 x internal)