HP Media Center m1090n Photosmart PC (3.60 GHz Pentium 4 (Hyper-Threading), 1 GB RAM, 250 GB Hard Drive, DVD+RW/CD-RW Drive, DVD-ROM Drive) (Discontinued by Manufacturer) Microsoft XP Media Center Edition Operating System Hard Drive- 250 GB Ultra ATA 3.6 GHz Intel Pentium 4 Processor RAM- 1 GB, RAM Type- DDR SDRAM