Compaq Presario S5400NX Desktop PC (2.60-GHz Pentium 4 (Hyper-Threading), 512 MB RAM, 120 GB Hard Drive, DVD+RW/CD-RW Drive) (Discontinued by Manufacturer) Compaq Presario S5400NX Desktop PC 2.60-GHz Pentium 4 (Hyper-Threading), 512 MB RAM, 120 GB Hard Drive, DVD+RW/CD-RW Drive