Intel is now preparing the new Haswell Processor based on Intel 14nm Broadwell, Processor will be used in the Desktop environment, So it seems like the new next-generation processor for the Desktop systems and this updated version offers only boost of 100Mhz CPU frequency, it’s faster than  i5-4440S.
This news was recently spotted on the list of Processor support for Asrock B85M-ITX, and the code is showing “Haswell-R”.

i5-4460S

i5-4460S

100MHz speed is the next generation product, if we see in the previous models of Core i5-4690,4590 and 4460s.

This processor is i5 so it should be with 4 cores, runs at 2.9GHz turbo boost up-to 3.4GHz, 6 MB L3 cache and HD 4600 Graphics, and set at 65w and same stepping is C0.
The new processor will support LGA1150 Socket.