I just bought a 3.33 6 core after prolonged research. http://macperformanceguide.com/Reviews-MacProWestmere-Estimates.html I edit, After Effect and Color a lot of RED footage 3 times a week on a 2.8 core 2 duo iMac, mostly because I was one of the many waiting for this revision of the Mac Pro. "He who laughs last laughs the merrier." (old Mexican saying) I want to be the fastest kid on the block, so here is my (I'll buy it if no one else bests it) setup OK so here is what I hope to do to pimp my ride. 3.33 6 core 16GB plus; 2 x 200GB OWC Mecury Extreme Pro RE SSD Raid 1 for system = 200GB system (2 x 2.5" drives on HD bay 1) 2 x 200GB same OWC SSDs at Raid 0 for Scratching and Rendering FCP = 200GB (2 x 2.5" drives on HD bay 2) 1 x WD Caviar Black 2TB 64MB Cache to use as Time Machine for bay 1 and as a Temp disk for pictures of famous pirates. 1 x WD Caviar Black 2TB 64MB Cache to use With Super Duper as Backup of bay 2 and to keep more of my pirate era memorabilia. What do you Think? Can you do Better without buying the $1,600+ 400GB SSD Drives?