I have recently purchased Dell Computer with Windows Vista Home Premium. My Netgear is crawling and it takes ages to access websites. My other computer with Windows XP Professional is working fine and fast. Netgear has not helped me at all.

it is probably not your router if the other computers work fine. if its wireless - try plugging it in. if not, check out this article on autotuning. see if turning it off helps http://computerbits.wordpress.com/2007/02/14/vista-auto-tuning/

maybe it is your router... read: http://support.microsoft.com/default.aspx/kb/932134

This article may help youfixing auto-tuning problems in vista: http://www.chapterzero.co.uk/articles.aspx?article=Windows-Vista-Slow-Network-Issues&id=21 Please let me know if you need any help. Cheers!