Urgent help please: No boot with R9 270X graphics card

balli86_19

Honorable
Dec 11, 2012
25
0
10,530
MYy new msi R9 270x graphic card is not working..
My pc specs are- i5 3570 with intel mobo db5en
4 gb ram ddr3
500gb hdd
cooler master thunder 500w psu with1 6pin connector

my pc doesnt loads/boots when i connect my card..even when i first load pc on mobo graphics then change it to card then monitor remains off...both times the card fan rotates
i connected both 6 pins connector of card
on my mobo garphics its working fine