Sony VAIO PCV-RZ44G Media Center Desktop (2.8-GHz Pentium 4 (Hyper-Threading), 512 MB RAM, 160 GB Hard Drive, DVD+/-RW/CD-RW Drive) (Discontinued by Manufacturer) Sony VAIO PCV-RZ44G Media Center Desktop 2.8-GHz Pentium 4 (Hyper-Threading), 512 MB RAM 160 GB Hard Drive, DVD+/-RW/CD-RW Drive