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 Legacy Intel® Core™ Processor Intel Core i5-xxx Lenovo ThinkPad X201, Intel® Core™ i5, 2,4 GHz, 30,7 cm (12.1"), 1280 x 800 piksel, 2 GB, 250 GB Lenovo ThinkPad X201. Keluarga prosesor: Intel® Core™ i5, Model prosesor: i5-520M, Frekuensi prosesor: 2,4 GHz. Diagonal layar: 30,7 cm (12.1"), Resolusi layar: 1280 x 800 piksel. Memori internal: 2 GB. Total kapasitas penyimpanan: 250 GB. Model adaptor grafis pada papan induk: Intel® HD Graphics. Pembuatan jaringan seluler: 3G. Model adaptor grafis diskrit: Intel HD. Sistem operasi yang terpasang: Windows 7 Professional. Warna produk: Hitam. Berat: 1,47 kg