http://www.spacewalker.com/english/product.htm
台南順發有在賣,cost 2400~2700

sis645那塊內建:Onboard High Point 372 ATA-133 IDE RAID support
Onboard C-Media 6ch. H/W Audio support

sis650 那塊內建:Onboard Realtek 8100 10/100 Ethernet
Onboard AC97 audio
Supports AGP 4X, and 6 USB ports (1.1)
sis315 VGA onboard


真便宜,但缺點made in China
不知好用否???