120 gig vertex-2, or Gskill Pheonix pro 120 gig (They are very simular, both use the new SF-1200 Controller. Both are Sata II
Then there is theCrucial RealSSD C300 128 gig for $269 which is a SATA III drive. Which means you need SATA III port either onboard, or a PCI-e card.http://www.newegg.com/Product/Product.aspx?Item=N82E16820148348
Currently this is the only SATA @ newegg. More should be coming, and yes wait for the holiday sales.