Can i run all windows at max with this setup ?

CPU Intel Core™ 2 Quad Q9550 2.83GHz Socket LGA775, 1333MHz, 12MB, BOXED w/fan

8GB 4x Corsair Dominator TWIN3X 2000MHz DDR3, 2GB, DHX, FAN, (KIT),CL9-9-9-24, E.P.P.2

Graphic Card XFX GeForce GTX 280 670M 1GB XXX GDDR3, PCI-Express 2.0, 2xDVI/HDCP, 670MHz

HDD Sli- 2x WD VelociRaptor 300GB SATA 3,5" 10000RPM, 16MB

Monitors 2x Samsung 25.5" LCD Syncmaster 2693HM, 1920x1200, 3000:1, 5ms, DVI/VGA/HDMI

Main on the first screen the oters on the second screen

5 wow maps spread out over 2 hdd

Sry for my bad english i hope someone can help me!