Chipset - HP XM600 - Kayak - 128 MB RAM Technical Reference Manual

MCH
ICH
FWH

Chipset

®
The Intel 820 chipset supports RDRAM memory technology and system
bus speeds up to 133 MHz, while delivering significant graphics
performance enhancements through its AGP 4x graphics interface. It is
comprised of the following:
• The 82820 Memory Controller Hub (MCH) provides the CPU interface,
DRAM interface, and AGP interface in the 820 chipset platform. The MCH
supports up to two processors. The table on
features.
The 82801 I/O Controller Hub (ICH) utilizes Intel® Accelerated Hub
•
Architecture to make a direct connection from the graphics and memory
to the integrated AC97 controller, the ATA66 controller, dual USB ports,
and PCI add-in cards. The table on
• The 82802 Firmware Hub (FWH) stores system BIOS and video BIOS, as
®
well as the Intel
vides truly random numbers to enable stronger encryption, digital signing,
and security protocols. The table on
page 49
Random Number Generator (RNG). The Intel RNG pro-
page 62
2 System Board
page 43 details the MCH chip
details the ICH chip features.
details the FWH features.
Chipset
41