nvidia2 chipset mobo's get good reviews and the kt400 chipset mobo's also. there is a new amd mobo due out soon if not out already believe is got the code kp400 or kr400 read it in pcpro or pcw mag will look and find out for you. also pc advisor, pcpro, pcw or computer shopper (cant remember which one) has done a review of the top mobo's for amd and intel cpu's recently
If the Gigabyte is a better board then why on pc pros website is the Asus A7N8X Delux given a PC PRO A list award click here
Taken from pc pro site about Gigabyte 7VAXP Ultra
"If we're looking to pick holes, the Promise RAID controller doesn't support striping and mirroring at the same time, but ultimately the Gigabyte is a good choice. Asus' A7N8X Deluxe just pips the 7VAXP Ultra to the finishing post, but if you can find it cheaper, this KT400 motherboard won't disappoint".