Has the anticipation of finding out when Intel's Chief River Ivy Bridge chipsets might finally become available got you all hot and bothered? Well, here's something to cool you down a bit, for now. A product roadmap from Lenovo explicitly lists June 5th as the official on-sale date for its apparently upcoming, yet still unannounced batch of laptops equipped with the silicon. As is still the case, the flow of information from Intel about its Ivy Bridge offerings has been less than a trickle -- if only the company itself would detail an official rollout date on its own for the stuff. You'll find the full document at the source link below, with the juicy details on listed on page 33.