2004-06-21 Intel Prescott LGA775 Prescott using the LGA775 socket is launched. 64-bits (EM64T, CT Technology) for the desktop is slated for 05-Q2. EM64T chips will be called 'F' after the clock speed.
2004-06-21 Intel Alderwood 925X High-end chipset, succeeding Canterwood for Prescott and Tejas, while Grantsdale handles the "mid-end". ECC support was present, but has been removed from roadmaps. Priced at $50.
A faster version called i925XE with 1066 MHz will be launched in Q3/Q4.2006-Q1 Intel Greencreek Xeon chipset succeeding Tumwater for dual core processors like Dempsey. Supports the Dual Independent Bus (2S platform).
2006-Q1 Intel Blackford Xeon chipset succeeding Lindenhurst. Supports the Dual Independent Bus (DIB, 2S platform) and Dempsey.