What psu should I get?

[Guest]

I've picked out almost all of my PC parts, but I don't know how much wattage I would need for my rig. What do you suggest for me? Thanks.

PC specs:
CPU: Intel Core i5-4670K 3.4GHz Quad-Core Processor - $219.00
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler - $29.99
Motherboard: Asus Z87-A ATX LGA1150 Motherboard - $129.99
Memory: A-Data XPG V1.0 16GB (2 x 8GB) DDR3-1600 Memory - $129.99
Storage: Kingston SSDNow V300 Series 120GB 2.5" Solid State Disk - $69.99
Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive - $84.81
Video Card: EVGA GeForce GTX 770 2GB Video Card - $339.99
Case: NZXT Phantom (Black/Green) ATX Full Tower Case - $119.99
Optical Drive: I got one already

 

[Dark Lord of Tech]

Made by the best SEASONIC,

PCPartPicker part list / Price breakdown by merchant / Benchmarks

Power Supply: XFX XTR 650W 80+ Gold Certified Fully-Modular ATX Power Supply ($109.99 @ NCIX US)
Total: $109.99
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-03-18 20:40 EDT-0400)