Lenovo ThinkPad T420

The 2011 update to the 14-inch version of the premier business laptop offered by Lenovo, the T Series, adds second-generation Intel Core CPUs and optional Nvidia Optimus graphics to the expected durable construction, full-size keyboard, and UltraNav.

  • Status: Available
  • Availability date: 03/2011
  • Price at launch: $1,029.00

Basic Specs

Laptop type Mainstream
Thickness 1.2 inches
Weight 4.84 pounds
Operating system Windows 7, Windows Vista, Windows XP
Screen size (diagonal) 14 inches
CPU brand Intel
CPU family Sandy Bridge
Graphics type Switchable
Integrated GPU model HD Graphics 3000
Base discrete GPU brand Nvidia
Optical drive type Tray-loading

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Tech Specs

Also Known As...
Alias ThinkPad T420i
Hardware
Laptop type Mainstream
Width 13.39 inches
Depth 9.05 inches
Thickness 1.2 inches
Weight 4.84 pounds
Color Black
Software
Operating system Windows 7, Windows Vista, Windows XP
Display (base)
Screen size (diagonal) 14 inches
Display surface Matte
Resolution (X) 1366 px
Resolution (Y) 768 px
Display (max)
Resolution (X) 1600 px
Resolution (Y) 900 px
Keyboard
Type Standard
Backlit No
Number pad No
Mouse
Type(s) Trackpad, Pointing stick
Processor (base)
CPU brand Intel
CPU family Sandy Bridge
Model Core i3-2310M
Cores 2
Clockspeed 2.1 GHz
Processor (max)
Brand Intel
Family Sandy Bridge
Model Core i7-2820QM
Cores 4
Clockspeed 2.3 GHz
Turbo clockspeed 3.4 GHz
GPU (base)
Graphics type Switchable
Integrated GPU brand Intel
Integrated GPU model HD Graphics 3000
Base discrete GPU brand Nvidia
Discrete GPU model NVS 4200M
Dedicated VRAM size 1 GB
Memory
Max. config RAM size 8 GB
RAM type DDR3
Base RAM speed 1333 MHz
RAM slots 2
Storage
Options HDD (5400RPM), HDD (7200RPM), Flash Memory (SSD), Hybrid Drive
Max. config HDD 500 GB
Max. config SSD 160 GB
Max. config Hybrid 580 GB
Card reader Yes
Card reader support SD
Optical Drive
Optical drive type Tray-loading
Compatible media DVD-ROM, DVD Super Multi
Webcam
Video resolution 720p
Sensors
Biometric scanner Optional
Port options
USB 3
Combo eSATA / USB 1
FireWire 400 1
Ethernet 1
Ethernet type 10/100/1000 (Gigabit)
VGA 1
DisplayPort 1
3.5mm headphone 1
Card slot(s) ExpressCard/34, Smart Card
Docking connector Yes
Connectivity
Wi-Fi Yes
Wi-Fi options 802.11n, 802.11g, 802.11b, 802.11a
802.11n frequencies 5GHz, 2.4GHz
GPS Optional
Bluetooth Optional
Bluetooth version 2.1
3G Optional
GSM Optional
WiMAX Optional
WWAN data standards supported WiMAX, EV-DO Rev. A, HSPA+
Battery
Size 9 cell, 6 cell
Removable Yes
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