Microsoft is aiming straight for Google’s Chromebooks this holiday season. At the company’s partner conference today, Microsoft COO Kevin Turner revealed that HP is planning to release a $199 laptop running Windows for the holidays. Turner didn’t provide specifications for HP’s Stream device, but he did detail $249 laptop options from Acer and Toshiba. Acer’s low-cost laptop will ship with a 15.6-inch screen and a 2.16GHz Intel Celeron processor, and Toshiba’s includes a 11.6-inch display.