If you look around a bit at price-watch engines you will notice that Haswell-E already is being listed. Polish based Kombo is listing the 8-core flagship model with specs and everything. The processor will be clocked at 3 GHz with turbo ability towards 3.5 GHz. Kombo is listing the processor for €954 which in all honestly is precisely as expected. Intel's uber-high-end processors always have been roughly 1000 EURO/USD.
The processor is going to be listed under SKU code BX80648I75960X and KomBo is listing the following specifications:
KomBo is also showing the box packaging.