HP Pavilion Slimline s7400n Desktop PC (Intel Celeron M Processor 380, 512 MB RAM, 160 GB Hard Drive, Double Layer DVD+/-R/RW Drive) (Discontinued by Manufacturer) HP Pavilion Slimline s7400n Desktop PC Intel Celeron M Processor 380, 512 MB RAM 160 GB Hard Drive, Double Layer DVD+/-R/RW Drive