my model number is 8730uk

I have used the same drivers to install SE as i did with first edition...as far as i know these r the latest drivers...but there is 1 thing i'm not sure about and thats motherboard drivers, do i need these...i've heard of VIA4in1 drivers but havent used them b4, how do i know if i have a via chipset or not?

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Athlon 850, 512mb RAM, TNT2 Pro 32mb, SB 1024, LG CED-8083b CD-RW, Samsung SD-612 DVD-ROM, Quantum 30gb lct15-30 HDD & Win98 First Edition.