Intel ® 845Pe Chipset; Intel ® 82845Pe Memory Controller Hub (Mch); Intel ® 82801Db I/O Controller Hub (Ich4); Firmware Hub (Fwh) - Intel D845PESV Product Manual

Intel Desktop Board D845PESV Product Guide
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Intel 845PE Chipset
The Intel 845PE chipset consists of the following devices:
Intel 82845PE Memory Controller Hub (MCH) with AHA bus
Intel 82801DB I/O Controller Hub (ICH4) with AHA bus

Firmware Hub (FWH)

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Intel 82845PE Memory Controller Hub (MCH)
The MCH provides the processor, system memory, AGP, and hub interfaces in the
Intel 845PE chipset platform. Features on Desktop Board D845PESV include:
Single processor support with 533 MHz or 400 MHz data transfer rates
Support for up to 2 GB (with 512 Mbit technology) DDR-SDRAM at 333/266/200 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
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Intel 82801DB I/O Controller Hub (ICH4)
The ICH4 integrates many I/O functions and provides the I/O subsystem with access to the rest of
the platform. ICH4 features on Desktop Board D845PESV 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 EHCI compliant host controllers with support for up to six USB ports
Firmware Hub (FWH)
The 4 Mbit Firmware Hub has these features:
System BIOS
System security and management logic
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