Sony VAIO VGC-JS290J/Q 20.1-Inch All-in-One Desktop PC (2.8 GHz Intel Pentium Dual-Core E7400 Processor, 4 GB RAM, 500 GB Hard Drive, Blu-ray RW Drive, Vista Premium) Glossy Black (Discontinued by Manufacturer) Intel Pentium Dual-Core E7400 (2.80GHz) Genuine Microsoft Windows Vista Home Premium 64-bit SP1 20.1-Inch widescreen display with XBRITE-ECO technology 4GB of RAM and 500GB Serial ATA HDD Blu-ray -R/-RW/-ROM