It is confirmed by Intel in their Facebook page that they will be introducing their 4th generation Intel Core Series Processors codenamed ‘Haswell’ at Computex on 4th June.
So it’s been known that the processor will be using 22nm processors followed by an integrated voltage regulator as pointed out by Xbit labs and about the Haswell’s flagship model, i7 4770K. It’s also being pointed out that the flagship model will be priced for $327 and will have the base clock speed of 3.4GHz with upto 3.9GHz boost clock with 8MB L3 Cache which will be using Intel’s HD 4600 graphics with a TDP of 84W with 4 cores and 4 threads.
The base model which will be the Core i5-4430 which is a 3.0GHz variant with 6MB L3 Cache, HD 4600 graphics, 84W TDP using a 4 cores and 4 threads which is said to cost about $175.
The rest of the lineup can be seen here.