Need helpful advice

[foxymilder (DayZ) 0]

ok ive been playing dayz for a while now and not had to many problems with it other than a few glitches and a 2 dya fight with battleye to update lol.

well had this happen a few times get into a game and start enjoying myself and after a little while my whole pc shuts down i was told it was power supply so i got a new 1 fitted a much better 1 than i had before.

Now the problem isnt anything to do with my pc ive had everything checked over thoughrly just to make sure by a pc tec he was baffled by why this was happening it used to be only 1 map this happened on [panthera] but now im getting it on all maps and servers so im stuck as to what is wrong can some1 plz help me out as i love playing dayz and dont want to stop playing.

il add my dxdiag just so you can see my pc is good enough.

DxDiag32bit.txt

DxDiag64bit.txt

[Allie (DayZ) 97]

Are you overclocking ?

[blunt_zephyr 51]

I believe I found a potential-issue

ATI Radeon HD 5700 Series

[foxymilder (DayZ) 0]

and how is that a potential - issue ive never had any problems with it before can you explain please blunt??