Intel D845EBG2 Product Guide - Page 13

Desktop Board Features Intel® 82845E Memory Controller Hub (MCH) The MCH provides the processor, system memory, AGP, and hub interfaces in the Intel 845E chipset platform. Features on Desktop Boards D845EPT2 and D845EBG2 include: • Single processor support with 533/400 MHz data transfer rate • Designed to support up to 2 GB (with 512 Mbit technology) DDR SDRAM at 266/200 MHz operation ✏ NOTE 512 Mbit technology has not been validated on these boards. • 1.5 V AGP interface with 4X Side Band Addressing (SBA)/data transfer and 2X and 4X fast write Intel® 82801DB I/O Controller Hub (ICH4) The Intel 82801DB I/O Controller Hub integrates many I/O functions and provides the I/O subsystem with access to the rest of the platform. ICH4 features on Desktop Boards D845EPT2 and D845EBG2 include: • Integrated IDE controller supports two Ultra DMA-33 and ATA-66/100 channels, and PIO modes • SMBus interface • FWH interface • Low Pin Count (LPC) interface • AC'97 2.1 compliant link for audio and telephony codecs • Integrated Intel 82562ET 10/100 Mbit/sec Platform LAN Connect (PLC) device for interfacing the ICH4 LAN connect interface to LAN connect component • Three UHCI and one ECHI compliant host controllers supporting up to six USB ports Firmware Hub (FWH) The 4 Mbit Firmware Hub has these features: • System BIOS • System security and management logic Input/Output (I/O) Controller The SMSC LPC47M102S ultra I/O controller features the following: • Low pin count (LPC) interface • Two serial ports (one via an Intel desktop board header) • One parallel port with Extended Capabilities Port (ECP) and Enhanced Parallel Port (EPP) support • Serial IRQ interface compatible with serialized IRQ support for PCI systems • PS/2-style mouse and keyboard interfaces • Interface for one 1.2 MB, 1.44 MB, or 2.88 MB floppy drive • Intelligent power management, including a programmable wake up event interface • PCI power management support • Two fan tachometer inputs 13