Lenovo Thinkpad T430 14.1-inches Laptop 3rd Gen Core i5 3320M Ram / Rom: 4GB/512GB Operating System: Windows 10 64 Bit/Integrated Graphics, Black 1.9kg laptop Enhanced Graphics: Whether you choose integrated Intel® HD Graphics or discrete graphics featuring NVIDIA® Optimus™ technology, you'll enjoy stunning visuals on the T430 Display Resolution Maximum: 1366x768; Wireless Communication Technology: Wi-Fi