What would be a good PSU for this?

newrigger

Honorable
Jan 21, 2014
4
0
10,510
Motherboard : Asrock H87 Fatality Performance
CPU: LGA1150 Intel Core i5-4570 3.2-3.6Ghz
Memory : Gskills Ripjaws X 8GB 4gbx2 DDR3 1600 CL8
Video Card : Sapphire R9-280X Vapor-X OC 3GB GDDR5 384bit
Storage : Seagate 1TB 7200RPM 64MB, ST1000DM003 (SATA 6 Gb/s)
Optical Drive : LG GH24NS95 24x DVD Writer
Casing : Cougar Solution ATX Gaming Chassis

The choices:
1. Corsair TX750M 750watts 80PLUS Bronze (Modular)
2. Corsair HX-650 650W 80+ Silver Modular
3. Seasonic X-650 650W 80PLUS Gold (Modular)

Queries:
a. What would be my best choice on the 3 stated PSU above? (They are all about the same price)
b. Will I have a problem with the connections with the other parts? (pins etc..)

http://dynaquestpc.com/ - site for other suggest PSU if somebody needs it
 

newrigger

Honorable
Jan 21, 2014
4
0
10,510


Oh, I forgot to ask. It is enough for the whole unit, right? Consumption and etc..