The Intel® 4 Series Chipsets, formerly known as Cantiga, were launched in Q3'08 and are now discontinued. Supporting FSB speeds of 667MHz, 800MHz, and 1066MHz, they accommodate up to 8 GB of DDR2/DDR3 memory across 2 channels. Featuring Intel® Virtualization Technology for Directed I/O (VT-d) and Trusted Execution Technology for enhanced security.