9800 not proper

[deadsoldier332]

I bought a 9800pro 2 months ago and every game a play has a long lines in the middle of screen  or missing textures or i can just see through walls. i updated drivers to allmost all of the ati and omega drivers, bought a new power supply 450ATX,installed service pack 2 from 1, reformatted, re-installed every game, the card is not over clocked and i did EVERthing i can think of can anyone HELP me?!
my specs:
Hp pavilion a350n
2.80 intel p4 HT
512mb
123gb free out of 160gb
windows SP2
HELP

[merlin_2]

I reply to the answer i gave some moments ago in other threads..ok

[Dr Wahab]

Are you sure that there is nothing wrong with monitor itself. So check your PC with some different monitor.
Do take care of you and others and be happy.
D Wahab

[deadsoldier332]

i tried it with a different monitor and its the same but after i put my old monitor back with is a hp pavilion f1503 i ran games on a 1024x724 (w/e it is) which i couldnt before

[deadsoldier332]

my dxdiag

dx diag DISPLAY:
NAME: RADEON 9800 PRO
manufacture: ATI Technologies Inc.
DAC type: internal DAC (400Mhz)
Approx total mem: 128mb
Current display mode: 1024x768(32bit)(75hz)
Monitor: hp f1503 flat panel monitor

DRIVERS:
Main driver: ati2dvag.ddl
Version: 6.14.0010.6517(english)
WHQL logo'd: yes
mini VDD: n/a
DDI Version: 9 (or higher)