Help realtek8110sc not working on Sabertooth X58

I Just installed el capitan 10.11.6 it boots fast and fine no issue there. I have been trying to get the ethernet/lan port working and have not been able to find the correct kext. I have been at this for two days looking up everything i can trying different things and have failed. please help me find a solution I'm going crazy trying to find out how to make it work.

MB: sabertooth x58
Processor: intel Core i7 950
Ram: 12GB 1600 MHZ DDR3
GPU: PNY GeForce GTX 550 Ti
SSD: 250GB kingston...

Help realtek8110sc not working on Sabertooth X58