Bios for my N6600 128 MB, AGP

[lachtanek4444]

Hello, please can somebody help me with bios for my card? I have bios ver.1 and ver.2, now Im runnig on ver.1, and I would like to go higher than 480MHZ GPU and 680MHZ RAM, please recomend my some bios, or if somebody would by kind
and help me modify my bios ver.2 (increase voltage for GPU:-) Card had improved Cu coolers on GPU and RAM

Thanks for all help:-)