2004-Q1 Intel E7210 Canterwood-based chipset for servers. Adds PCI-X to the Canterwood capabilities. Previously known as Canterwood-ES
2004-06-28 Intel E7520 / E7320 Xeon chipset supporting the 800 MHz front side bus made to support Nocona. Supports PCI Express, Serial ATA and DDR-II. The E7520 was previously known as E7710 and Lindenhurst while the slightly cheaper E7320 has been known as E7510 and Lindenhurst-VS.
2005-03-29 Intel E8500 Server chipset made to accompany the 4-processor server (4S) chips Cranford, Potomac and later Paxville and Tulsa. Said to support PCI Express, Serial ATA and DDR-II. Also known as Twin Castle 4S.