ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR LG E series E310-M.CPP1V, Intel Pentium Mobile, 2.16 GHz, 13.3", 1280 x 800 pixels, 3 GB, 250 GB LG E series E310-M.CPP1V. Processor family: Intel Pentium Mobile, Processor model: T3400, Processor frequency: 2.16 GHz. Display diagonal: 13.3", Display resolution: 1280 x 800 pixels. Internal memory: 3 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 250 GB, Optical drive type: DVD Super Multi. Discrete graphics card model: NVIDIA GeForce Go 8200M G. Operating system installed: Windows Vista Home Premium. Product color: Pink. Weight: 4.37 lbs (1.98 kg)