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Processor & ChipsetLenovo ThinkPad T440s 20AQ004JUS 
Processor ManufacturerIntel
Processor TypeCore i7
Processor Generation4th Gen
Processor Modeli7-4600M
Processor Speed2.90 GHz
Maximum Turbo Speed3.60 GHz
Processor CoreDual-core (2 Core)
Cache4 MB
Direct Media Interface5 GT/s
64-bit ProcessingYes
Hyper-ThreadingYes
vPro TechnologyYes
Chipset ManufacturerIntel
Chipset ModelQM87 Express
MemoryLenovo ThinkPad T440s 20AQ004JUS
Standard Memory8 GB
Maximum Memory12 GB
Memory TechnologyDDR3L SDRAM
Memory StandardDDR3L-1600/PC3-12800
Number of Total Memory Slots1
Memory Card ReaderYes
Memory Card SupportedMultiMediaCard (MMC), SD, SDHC, SDXC
StorageLenovo ThinkPad T440s 20AQ004JUS
Solid State Drive Capacity256 GB
Solid State Drive InterfaceSerial ATA/600
Optical Drive TypeNo
Display & GraphicsLenovo ThinkPad T440s 20AQ004JUS
Screen Size14"
Display Screen TypeLCD
Display Screen TechnologyIn-plane Switching (IPS) Technology
Aspect Ratio16:9
Screen ModeFull HD
Screen Resolution1920 x 1080
Backlight TechnologyLED
TouchscreenYes
Multi-touch ScreenYes
Graphics Controller ManufacturerIntel
Graphics Controller ModelHD 4600
Graphics Memory TechnologyDDR3L SDRAM
Graphics Memory AccessibilityShared
Network & CommunicationLenovo ThinkPad T440s 20AQ004JUS
Wireless LANYes
Wireless LAN ManufacturerIntel
Wireless LAN ModelDual Band Wireless-AC 7260
Wireless LAN StandardIEEE 802.11a/b/g/n/ac
Ethernet TechnologyGigabit Ethernet
BluetoothYes
Bluetooth StandardBluetooth 4.0
WWAN SupportedYes
Built-in DevicesLenovo ThinkPad T440s 20AQ004JUS
Front Camera/WebcamYes
MicrophoneYes
Finger Print ReaderYes
SpeakersYes
Interfaces/PortsLenovo ThinkPad T440s 20AQ004JUS
Total Number of USB Ports3
Number of USB 3.0 Ports3
VGAYes
Network (RJ-45)Yes
DisplayPortYes
Headphone/Microphone Combo PortYes
SoftwareLenovo ThinkPad T440s 20AQ004JUS
Operating System PlatformWindows
Operating SystemWindows 8 Pro
Operating System Architecture64-bit
Input DevicesLenovo ThinkPad T440s 20AQ004JUS
KeyboardYes
Keyboard BacklightYes
Pointing Device TypeTouchPad, Trackpoint
TouchPad FeaturesMulti-touch Gesture
Battery InformationLenovo ThinkPad T440s 20AQ004JUS
Number of Cells3-cell
Battery ChemistryLithium Ion (Li-Ion)
Battery Energy23.50 Wh
Maximum Battery Run Time8.40 Hour
Power DescriptionLenovo ThinkPad T440s 20AQ004JUS
Maximum Power Supply Wattage45 W
Physical CharacteristicsLenovo ThinkPad T440s 20AQ004JUS
ColorGraphite Black
Height0.9" (22.9 mm)
Width13" (330.2 mm)
Depth8.9" (226.1 mm)
Weight (Approximate)1.77 kg
MiscellaneousLenovo ThinkPad T440s 20AQ004JUS
Package ContentsThinkPad T440s 20AQ004JUS Ultrabook, 2 x Standard Batteries, AC Adapter
Security FeaturesPower-on Password Hard Disk Password Supervisor Password Security Keyhole Trusted Platform Module, TCG 1.2-Compliant
Energy StarYes
Environmentally FriendlyYes
Environmental CertificationEPEAT Gold, ENERGY STAR 5.0, GREENGUARD, RoHS