Lenovo ThinkPad T420 Core i5 4GB 500GB HDD 14 In...

Operating system: Windows 7 Pro 64-Bit Upgradable to Windows 10 Pro 64-Bit Edition
Memory: 4GB DDR3 RAM
Storage: 500GB HDD – SATA Drive

Optical drive: DVD-RW
Graphics Processor: IntelA® HD Graphics 3000 processor graphics with dynamic frequency

Processor: Intel® Core™ i5-2520M (2.5 GHz, 3 MB Cache, Dual-Core)
Processor Family: 2nd Generation Intel® Core™ i5 processor

Display: 14-inch WXGA+ LED backlit 1366×768 16:9 display and Intel HD graphics
Battery type: 6-cell Lithium Ion

Webcam: 720p Webcam

Audio features: Integrated Stereo Speakers
Ports: 1 x VGA, 1 x DisplayPort, 1 x Headphone/Microphone Combo Jack, 1 x SPDIF
Memory Card Reader: Yes (1 microSD media card reader)

Wireless: 802.11a/b/g/n and Bluetooth® 2.0
Wired Protocol: Gigabit Ethernet

Dimensions (W x D x H): 340 x 233 x 30 mm
Weight: 2.24 kg (4.93 lbs)