Gigabyte GV-3D1 (Dual core GPU) -
The Gigabyte GV-3D1 has 256MB GDDR3 memory and a 256-bit memory bus with two GPUs on one card. There are new benchmark results available for FutureMark Bundle, Far Cry, Painkiller, Half-Life 2, Need for Speed Underground 2, Colin McRae Rally 2005, Doom 3, Call of Duty and Return to Castle Wolfenstein. Another review can be found here.
GeForce 6600 GT AGP roundup -
Right now AGP-based GeForce 6600 GT cards are selling for a little more than their $200 list price, but once more board partners bring their cards to market and supply catches up to demand, prices will quickly fall to the sub-$200 price point PCI Express-based GeForce 6600 GT cards are currently going for.
PCI-Express nVidia 6600 and 6600GT comparison on MadShrimps.
MSI Nx6800 Ultra AGP on RBMods.
Gigabyte 3D1 Dual-Core GeForce 6600GT on LegionHardware.