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Motherboard User’s Guide
• Hyper-Threading Technology
• System Memory Controller Support
− Dual-channel (128 bits wide) DDR memory interface
− Single-channel (64 bits wide) operation supported
− Up to 4 GB system memory
− Supports DDR266, DDR333, DDR400 DIMM modules
• AGP Interface Support
− AGP 3.0 with 4X / 8X AGP data transfers and 4X / 8X fast writes,
respectively
• PCI Bus Interface
− Supports PCI Revision 2.3 Specifiation at 33 MHz
• Integrated LAN Controller
− WfM 2.0 and IEEE 802.3 Compliant
− 10/100 Mbit/sec Ethernet Support
• Integrated Serial ATA Host Controllers
− Independent DMA operation on two ports
− Data transfer rates up to 1.5 Gb/s (150 MB/s)
• Integrated IDE Controller
− Ultra ATA/100/66/33, BMIDE and PIO modes
• USB 2.0
− Includes 4 UHCI Host Controllers, increasing the number of external
ports to eight
• AC-Link for Audio and Telephony Codecs
− Support for 3 AC’97 2.3 codecs−533 MT/s (133 MHz) FSB and 800
MT/s (200 MHz) FSB
− Supports Hyper-Threading Technology (HT Technology)
− FSB Dynamic Bus Inversion (DBI)
Memory Support
• Three 184-pin 2.5V DIMM sockets for DDR SDRAM DDR400/333/
266 memory modules
• Maximum installed memory is 3GB
Expansion Slots
• One AGP Ultra slot
• Three 32-bit PCI slots
• One CNR slot
Onboard IDE channels
• Two IDE Channels supporting ATA-33, ATA-66, ATA-100
• Supports PIO (Programmable Input/Output) and DMA (Direct Memory
Access) modes
• Supports IDE Ultra DMA bus mastering with transfer rates of 100/66/
33 MB/sec