Aspire M3800 Minitower Desktop (Discontinued by Manufacturer) Box Contents - Acer Aspire AM3800-U3802A Desktop PC, USB Keyboard, USB Optical Mouse, USB Stereo Speakers; Software Bundle - Windows Vista Home Premium 64-Bit Edition with Service Pack 1, Microsoft Works, Microsoft Office Home and Student Edition 2007 60-Day Trial, McAfee Internet Security Suite 2008 60-Day Trial, 1-Year Limited Warranty Intel Pentium E5200 2.5 GHz Dual Core Processor 2 MB L2 Cache, 800 MHz Bus speed 4096 MB DDR3 (2 x 2GB) RAMMax Memory 4 GB4 Total Slots 640 GB SATA Hard Drive