ASUS Commercial BP1AD-I5444S1092 Desktop with 4th Gen Intel Core i5-4440S (2.8Ghz) Processor; Intel QH81 Chipset; 8GB DDR3 1600Mhz Memory (8Gx1 Installed) 2 x DIMM Slots total (1 x Occupied); 1TB 7200RPM Hard Drive; Intel HD4600 Integrated Graphic; Windows 7 Pro 64 bit Installed/Windows 8 Pro CD 64 bit bundle. Keyboard & Mouse Included. Reliable secure and efficient ASUS ProSeries Desktop PC BP1AD is a small form factor tower PC that performs exceptionally to handle all your office needs. With industry-leading reliability and customer satisfaction each ASUS commercial desktop PC comes with a 3-year next-business-day on-site service warranty to ensure minimal downtime and keep you focused on what matters most maximizing your bottom line.