Compaq Presario S3100NX Desktop PC (1.80-GHz Athlon XP 2200+, 256 MB RAM, 80 GB Hard Drive, DVD/CD-RW Drive) (Discontinued by Manufacturer) Compaq Presario S3100NX Desktop PC 1.80-GHz Athlon XP 2200+, 256 MB RAM, 80 GB Hard Drive, DVD/CD-RW Drive