Help!!

[Spirery]

My R7870 Hawk been ok for the last 5 months but last few weeks just random crashing card just turns off updated bios on mobo updated drivers tryed msi driver+ati but now it keeps crashing if i start any game and bench mark but last time i got lines all over the screen before it went off its ideliong at 27/28 when it was underload nothing over 52 checked all cables etc checked for dust all fine just seems like history all over again my R6870 hawk was ok for 6months died and the rep was even worse any1 have any ideas as i have had it with mso cards gona try my spare gigabyte Windforce 460ti i gave to my son later whats funny i got the card from gradeb for under 40 for a spare and its lasted longer then both msi cards which cost 4 times more

Windows ultimate 64 bit
AMD phenom x4 840 3200
Gigabyte M68MT board
2 x 4gig of Vengeance corsair
Coolmaster 650W 80 PLUS Bronze
Seagate 500 HD
SB live
Elite 630coolermaster 6x120 fans

 

[Spirery]

it kept crashing was trying to type it fast before it went again sorry.And no never overclocked it but will try it hope it works.

 

[Spirery]

Np got wife saying told u

 

[Spirery]

Still crashing under and over clocking fans r on gpu reactor on but pc's saying no output them funny clicks so im gona steal my sons card he can have the ps3
But what card should i get next totaly had it with MSI.

 

[Spirery]

Its been getting worse all week as when it started it was maybe once a month if that then the last 2 weeks its got worse.I updated me mobo but i stuck it back still no hope i can use the net but if i go to play a video or anything to stress the card it just turns off.

 

[Spirery]

Sons pc is old my first R6870 right fan died they sent me a duff card i payed 90 more and got the R7870 hawk.

 

[Spirery]

After all that it was the driver stuck the 1s on the disk and fired up like a dream i hate comps

 

[Spirery]

Did a reformat ok atm just finshed installing startrek online we will see soon.

 

[Spirery]

All fine thx god no crashs yet.