Intel® 82801CA (ICH3)

The Intel® 82801CA (ICH3) is a Southbridge chipset designed for Intel Pentium 4 and Celeron processors. It supports DDR SDRAM, ATA-100, and USB 2.0. The ICH3 integrates AC'97 audio, Ethernet, and legacy I/O interfaces. It also features enhanced power management, enabling efficient energy use in desktop systems, and supports up to 6 PCI devices for expanded connectivity.