Their differnces??

[andreas_vak]

main diffferences from these 2



http://www.scan.co.uk/products/asrock-z77-extreme-4-intel-z77-s-1155-ddr3-sata-iii-6gb-s-sata-raid-pcie-30-%28x16%29-d-sub-dvi-d-hdmi-a


http://www.amazon.co.uk/dp/B007P709Q6/?tag=pcp0f-21

 

[djangoringo]

Less features on the asrock pro 3 and less power phases and its worse if your planning a crossfire/sli setup.
Asrock z77 extreme 4 is great if you want to oc the cpu, planning to do a crossfire/sli setup and need more sata ports and usb ports.