Acer Aspire E1-531-2438 15.6" Laptop (1.9 GHz Intel Celeron 1005M Processor, 4 GB RAM, 500 GB HDD - DVD plus/minus RW DL Drive, Windows 7 Home Premium 64-bit) Glossy Black Intel Celeron 1005M processor 4 GB DDR3 500 GB 5400 rpm Hard Drive 15.6-Inch Screen Windows 7 Home Premium 64-bit