Sounds like the new VAC Phi 300 also should be able to drive your speakers with no problem. As long as you're talking about "last amp" purchases, you might want to read this review of the 300 by a fellow A'goner before your purchase:
http://forum.audiogon.com/cgi-bin/frr.pl?ramps&1148154313&read&3&zzlVac_man&&
http://forum.audiogon.com/cgi-bin/frr.pl?ramps&1148154313&read&3&zzlVac_man&&