Thanks alot Vidya but now I have put up windows 8 pro 64 bit..
I got all the drivers but I checked in device manager and still one of the driver is missing and here's its product id
PCI\VEN_10EC&DEV_5229&SUBSYS_1858103C&REV_01
PCI\VEN_10EC&DEV_5229&SUBSYS_1858103C
PCI\VEN_10EC&DEV_5229&CC_FF0000
PCI\VEN_10EC&DEV_5229&CC_FF00
Please provide me the driver asap..