Please HELP me to get my Linux Drivers >> Speedy

Iam using "CentOS 5.2" Linux distribution

And I need to get my Drivers to start it normaly.

I searched for them for maney time, and I cannot fine it

So I askes you to HELP me to find them.

Details:

Mainboard: (GIGA-BYTE) GA-8I848P-G the link for more about it http://www.gigabyte.com.tw/Products/Motherboard/Products_Spec.aspx?ProductID=1769

Video Card: NVIDIA GeForce FX 5200

LAN: Realtek RTL8139 Family PCI Fast Ethernet NIC

Router: Repotec 1/4-P ADSL 2+ Boardband

and thank you again