corsair case

I have a Carbide Spec 05 case and I am planning on upgrading my CPU, MOBO, RAM and getting an AIO, I am going with the Nzxt Krakeb Z73, will it even fit cause I cannot find if it can but I went on the custom cooling config for corsair and it says it can fit a 360mm AIO if I remove the hard drive...

My old motherboard just called it quits on me, but I don't have the funds to buy a new processor as well. Since I'm limited to boards with 1155 sockets, I'm thinking of one of these Intel ones: here or here. Both say they work with LGA 1155 sockets, but I'm leaning towards the first one right...

GPU - GTX 750 Ti, maybe Radeon R9 270x CPU - Intel i3 4160 Case - NZXT 220 Ram - No for sure selection yet, probably 4gb Motherboard - Gigabyte GA-B85M microATX HDD - WD 1TB Disk Drive - Power Supply - Not sure, total wattage according to CoolerMaster Power Supply Calculator comes out to 257...

Hey guys, I would like to know how much wattage my gaming PC build is going to need. I currently have an Antec Earthwatts 500w PSU (stripped out of an old build) and I do not know if that will suffice for this system. Motherboard: Asus Sabertooth 990FX R2.0 CPU: AMD FX 8350 8-core processor...