Asus X54C-HB01 15.6 Intel B820 4g 320gb Box Contents - ASUS X54C-HB01 Notebook, AC Adapter, 4-cell Li-ion Battery; Pre-installed Software - Windows 7 Home Premium 64-bit, ASUS Utility, 1-Year Limited Global Hardware Warranty, 1-Year Accidental Damage Warranty (North America Only, must register within 60 days) Intel Celeron B820 1.7GHz Dual-Core Processor 2MB Cache 4GB DDR3 SDRAM Memory 320GB 5400RPM SATA Hard Drive