Lenovo ThinkPad T420s 41717FU Laptop

Lenovo ThinkPad T420s 41717FU Powered by a dual-core 2.8GHz Intel Core i7-2640M CPU that can reach a maximum speed of 3.5GHz via Intel's Turbo Boost technology
The computer features a 160GB SSD storage drive that is more durable, more energy efficient, and faster than traditional hard drives
As an added security measure, this notebook includes an integrated fingerprint reader. Spill-resistant keyboard is designed with ergonomics and comfort in mind
Integrated 720p webcam is perfect for VoIP and video chat applications
The LED backlit 14" display features a 1600 x 900 native resolution, 250cd/m² brightness, 300:1 contrast ratio, and 16:9 aspect ratio
If you want to play DVDs or CDs or burn them, this notebook features an Ultrabay slim DVD burner that can also be removed
One DisplayPort and VGA connector are there so that you can connect external monitors to the computer. Dual-band 802.11n Wi-Fi lets you get online with ease -- it is compatible with 2.4GHz and 5GHz networks
Built-in Bluetooth 3.0+HS module makes it possible to use compatible wireless peripherals with the notebook -- including keyboard, mice, speakers, and headphones
4-in-1 memory card reader lets you download photos from your digital camera. It supports these formats: MMC, SD, SDHC, and SDXC
Built-in USB 3.0 and USB 2.0 ports for peripheral device connectivity. Of the two USB 2.0 ports, one is powered so that even if the computer is hibernating, you can charge external devices, like a smart phone or MP3 player
Eco-friendly notebook complies with Energy Star, RoHS, and EPEAT Gold standards
The ThinkPad T420s 4171-7FU 14" Notebook Computer from Lenovo is a lightweight, high-performance solution for your business or at home needs. The system features a comfortable, spill-resistant keyboard and Lenovo's UltraNav system for mousing. UltraNav combines a TrackPoint and a large multi-gesture TouchPad for precise cursor control. The computer is powered by a dual-core 2.8GHz Intel Core i7-2640M CPU, which can be overclocked to 3.5GHz thanks to Intel's Turbo Boost technology. The notebook is loaded with 4GB of RAM, a removable DVD burner, and a 160GB SSD storage drive. For graphics, this notebook utilizes a hybrid system that aims to balance high-performance with energy-conservation by switching between its two different graphics processors. For more demanding visuals, the notebook relies upon the nVIDIA Quadro NVS 4200M GPU with 1GB of dedicated memory. For less demanding visuals that require less battery-power, the computer will automatically switch to the Intel HD Graphics 3000 built-into the CPU. For connecting to the Internet, the notebook boasts dual-band 802.11n Wi-Fi and a Gigabit Ethernet port. For connecting peripherals, you can do so wirelessly via Bluetooth 3.0+HS or setup a wired connection with the USB 3.0 and USB 2.0 ports. The integrated 4-in-1 memory card reader slot is good for transferring files from your camera or camcorder. Windows 7 Professional (64-bit) is the installed operating system.

Lenovo ThinkPad T420s 41717FU Specifications

Performance
Processor 2.8GHz Intel Core i7-2640M
Cache L3: 4MB
System Bus None
Memory Slots: 2x SO-DIMM 204-Pin
Type: PC3-10600 1333MHz DDR3 SDRAM
Installed: 4GB (1x4GB)
Capacity: 8GB
Graphics Card Type: Hybrid Graphics System
Installed: nVIDIA Quadro NVS 4200M with up to 1GB; Intel Graphics System HD 3000

Display
Type Widescreen
Size 14"
Backlight LED
Aspect Ratio 16:9
Finish Antiglare
Native Resolution 1600 x 900
Brightness 250cd/m2
External Resolution Up to 2560 x 1600 1
Dual Display Yes 2

Storage
Hard Drive Bays: 1x
Installed: 160GB SSD
Type: SATA
Optical Drive SuperMulti DVD Burner

Input/Output Connectors
Ports 2x USB 2.0 (A) One is Powered
1x USB 3.0 (A)
Display 1x VGA
1x DisplayPort
Audio Integrated Stereo Speakers (2x1W)
Integrated Microphone Dual Array
1x 1/8" (3.5mm) Headphone/Microphone Combo Jack
Expansion Slots 1x ExpressCard/34 Slot
Flash Media Slot 1x SD
1x MMC
1x SDHC
1x SDXC

Communications
Network 10/100/1000Mbps Gigabit Ethernet (RJ-45)
Modem None
Wi-Fi 802.11a/b/g/n
Bluetooth Bluetooth 3.0+HS
Webcam Yes, 1MP

General
Operating System Windows 7 Professional (64-bit)
Security HDD User Password Protection, Power-On Password, Infineon TPM Software Professional Package, Kensington Lock Slot, Fingerprint Reader
Keyboard Keys: 89
Type: Standard Notebook Keyboard
Features: Backlight
Pointing Device TouchPad & TrackPoint with Multi-Touch Control, Tap
Battery 6-Cell Lithium-Ion Providing up to 5.5 Hours per Charge
Power Requirements AC: 100-240 V AC
Consumption: 90W
Dimensions (WxHxD) 13.5 x 1.02 x 9.1" / 34.29 x 2.59 x 23.11 cm
Weight 3.68 lb / 1.67 kg