Good PC laptop for photo editing
Just about any of Dell's precision line of laptops is going to give you the options you're looking for. Apart from that, look at the more gaming oriented laptops from Samsung, Lenovo and Asus. You can typically find one or more of those locally (best buy, staples, etc). Calling it a "gaming machine" is just marketing to give you an idea of the internals and most of those are going to have what you're looking for.