Well i played watch dogs/wolfenstein at medium to high, Bioshock infinite at high. Dota/lol at high . Watchdogs/Wolfenstein are demanding games but if you have a cooling pad the heat will be no problem.
You want big ? so here it is http://www.coolermaster-usa.com/product.php?product_id=10078 . I personally use this http://us.coolermaster.com/product/Detail/mobile/laptops-cooling/notepal-u3-plus.html and if i never need more cooling il just replace the fans with some noctua fans or something.
The reason they include an 8gb ssd is that it is used as an cache memory, so you have a faster hdd. I own this model for a couple of months and i have no problems with it . It can runs all the new games at high or normal ( 1 gpu) and if u get a decent cooling pad you will have no problems with...
As the title says i am having problems reading my gpu temperature, tried reinstalling nvidia control panel but it didnt work. Anyone got any idea why , and how can i read the temp ? (tried with everest, cpu z ,hw monitor)