HP Pavilion Media Center a1440n Desktop PC (Intel Pentium D Processor 820, 2 GB RAM, 250 GB Hard Drive, Double Layer DVD+/-R/RW Drive) (Discontinued by Manufacturer) Intel Viiv Technology with an Intel Pentium D Processor 820 2.8GHz (2x1MB L2 Cache) / 800MHz Front Side Bus 2.0GB PC2-4200 DDR2 SDRAM memory (expandable to 4GB) / 4 DIMM (240-pin, DDR2) (two available) 250GB 7200RPM SATA hard drive Double Layer 16X DVD+-R/RW drive with CD writer capabilities and LightScribe Technology NVIDIA GeForce 7300LE graphics card