Acer Aspire AX1200-U1520A Desktop PC (2.5GHz AMD Athlon X2 4850e, L2 Cache 512KB x 2 ,320GB SATA Hard Drive, Windows Vista Home Premium Edition) (Discontinued by Manufacturer) AMD Athlon X2 4850e, 2.5Ghz, L2 Cache 512K x 2 ,NVIDIA GeForce 8200, Installed Memory:4GB, 2 Memory Slots Optical Drive :Supermulti, Double layer, DVD+/-RW, DVD-RAM,CD-ROM Read Speed:48x maximum by CAV,CD-RW CD-RW Read Speed: 48x ( 7200 KB/sec ) maximum by CAV,DVD Read Speed: 16x ( 21600 KB/sec ) maximum by CAV High-definition audio with 5.1-channel audio support;Integrated NVIDIA GeForce 8200 graphics solution What is in the Box: Power cord, Mouse, Users Guide, Out of box quick set up poster, Aspire warranty card Write Speed: CD-R 48x maximum by P-CAV,CD-RW Rewrite Speed: CD-RW 24x maximum by Z-CLV in UltraSpeed disc