First ever build

[SurplusMikey]

Hi guys im new here im also new to pc building and pc gaming.

Ill post a question at the end if you could help me id be hugely grateful

This is a BOP (Build in progress)

Things bought so far:
CPU - Intel core i7 3770k
CPU Cooler - Arctic i30
RAM - Corsair Vengeance 2x4gb
PSU - Corsair CX600M
DVD drive - Asus
Case - Zalman Z11 Plus
MOBO - Asus P8Z77-V LX Motherboard

Still to buy:
GPU - Nvidia GTX 770 Classified 4Gb
SSD - 128gb Kingston
HDD - 1tb Wester Digital
Windows 8.1


Pictures (they where to large to put on thread, even with spoilers)

https://dl.dropboxusercontent.com/u/8063597/IMG_9199.JPG
https://dl.dropboxusercontent.com/u/8063597/IMG_9204.JPG
https://dl.dropboxusercontent.com/u/8063597/IMG_9205.JPG
https://dl.dropboxusercontent.com/u/8063597/IMG_9208.JPG

My question is, is my PSU powerful enough to run the GTX 770 Classified 4gb?

Thanks for any answer