The traditional PC motherboard uses a chip-set containing two controllers, called the North Bridge and the South Bridge. Intel replaces these with the Hub. In the Hub Architecture the two controllers are connected to each other via a new Interlink dedicated bus. This is a high-speed bus that has twice the bandwidth of the PCI bus that works at 266 MBytes per second and resembles the new point-to-point channel. The new Intel PC platforms incorporate three primary components: s the Memory Control Hub (MCH), s