Dell Inspiron 545 i545-2062NBK Desktop PC with 21.5-Inch Flat Panel Monitor (Piano Black) [Discontinued By Manufacturer] 2.7GHz Intel Pentium Dual-Core E5400 Processor 6GB System Memory 640GB Hard Drive; DVDR/RW Optical Drive 21.5" LCD Monitor Included; Intel Graphics Media Accelerator 3100 Windows 7 Home Premium Operating System (64-bit)