the performance diffrence is marginal between the two, normally manufacturers use slower memory in their 256mb versions to save costs too, so in many cases the 256mb models perform worse than the 128mb models, you have to check out what the ram speed of the card you are buying is.
If it isn't a P6 then it isn't a processor
110% BX fanboy
Get the K8N, the K8V is a lesser board. Warez Farcry if you have to, just don't cheapen out on the main component of your system!
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<font color=red>Only a place as big as the internet could be home to an ego as large as Crashman's!</font color=red>
Also, unless you plan to OC, why are you throwing that monster heatsink/fan on it? Stock cooling w/A64 is decent. You could use the dough to put a fan on your northbridge, which on the K8N neo is only passively cooled.
"It's too late now anyway. That song is stuck in my head and the only way to get rid of it is to blow it out. With a bullet!! - Carl