HP Pavilion dv4170us 15.4" Laptop (Intel Pentium M Processor 740 (Centrino), 1024 MB RAM, 100 GB Hard Drive, DVD+/-R/RW and CD-RW Combo Drive) Intel Centrino Mobile Technology Intel Pentium M Processor 740 (1.73GHz) 2MB of L2 Cache 533MHz FSB 1GB of 333MHz DDR Memory (expandable to 2GB)