The updated roadmap indicated that Intel will be launching their Ivy Bridge-E processor will be available by September 11, while chips will start appearing in certain retail markets from September 4.
Ivy Bridge-E would be replacing Sandy Bridge-E lineups, but will be using the same LGA 2011 socket and will be working with X79 chipset, with a BIOS update for the currently available motherboards. Newer X79 motherboard however will most likely have more SATA 6 Gb/s and USB 3.0 ports.
Ivy Bridge-E will be based on 22nm and will have its flagship six-core model i7-4960X base clock of 3.6 GHz which will appear by September 11, followed by 4820K and 4930K processors. 4930K will be clocked at 3.4 GHz and will have six core processors with 12MB L3 cache, whereas 4820K will be base clocked at 3.7 GHz with 10MB L3 Cache.