DELL NOTEBOOK STUDIO 17- Jet Black, Intel Dual Core T2390 (1.86GHz), 2GB SDRAM, Glossy widescreen 17.0 inch, Intel Graphics Media Accelerator X3100, 160 GB SATA HD, 8X Slot Load CD / DVD Burner (Dual Layer DVD+/-R Drive) , Dell 1397 Wireless-G Card, Wireless 370 Bluetooth Internal, Integrated 2.0M Pixel Webcam , High Definition Audio 2.0, Integrated Finger Print Reader, Windows Vista&#xFFFD; Home Premium The number of processors used are 1 and the RAM type is :DDR2 SDRAM.