First previews:
http://www.polygon.com/2014/7/16/5902983/the-last-of-us-remastered-ps4-preview-graphics
As for the topic: 'And for those who don't like a variable frame rate, or the way that cutscenes look at 60 fps, the studio included an option to lock the frame rate at 30 fps.'
3DS, Wii, PSP, Vita, PS2, PS3, PS4 & Steam.