HP Pavilion Media Center a1450n Desktop PC (AMD Athlon 64 X 2 Dual-Core Processor 4200+, 2 GB RAM, 250 GB Hard Drive, LightScribe Double Layer DVD+/-R/RW Drive) (Discontinued by Manufacturer) AMD Athlon 64 X2 Dual-Core Processor 4200+ for TRUE Multi-tasking 2.2GHz 512KB L2 Cache / 2GHz System Bus NVidia GeForce 6150LE 2.0GB PC3200 DDR SDRAM memory ((2x1GB for ultimate performance) (expandable to 4GB) 250GB 7200RPM SATA hard drive Double Layer 16X DVD+-R/RW drive with CD writer capabilities and LightScribe Technology