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Processor & ChipsetLenovo ThinkPad L440 20AT0042US 
Processor ManufacturerIntel
Processor TypeCeleron
Processor Model2950M
Processor Speed2 GHz
Processor CoreDual-core (2 Core)
Cache2 MB
Direct Media Interface5 GT/s
64-bit ProcessingYes
Hyper-ThreadingNo
Chipset ManufacturerIntel
Chipset ModelHM86 Express
MemoryLenovo ThinkPad L440 20AT0042US
Standard Memory4 GB
Maximum Memory16 GB
Memory TechnologyDDR3L SDRAM
Memory StandardDDR3L-1600/PC3-12800
Number of Total Memory Slots2
Memory Card ReaderYes
Memory Card SupportedMultiMediaCard (MMC)
Secure Digital (SD) Card
SDHC
SDXC
StorageLenovo ThinkPad L440 20AT0042US
HDD Capacity500 GB
Hard Drive InterfaceSerial ATA/600
Hard Drive RPM7200
Optical Drive TypeDVD-Writer
Optical Media SupportedDVD±R/±RW
Display & GraphicsLenovo ThinkPad L440 20AT0042US
Screen Size14"
Display Screen TypeLCD
Aspect Ratio16:9
Screen ModeHD
Screen Resolution1366 x 768
Backlight TechnologyLED
Graphics Controller ManufacturerIntel
Graphics Controller ModelHD Graphics
Graphics Memory TechnologyDDR3L SDRAM
Graphics Memory AccessibilityShared
Network & CommunicationLenovo ThinkPad L440 20AT0042US
Wireless LANYes
Ethernet TechnologyGigabit Ethernet
BluetoothYes
Bluetooth StandardBluetooth 4.0
WWAN SupportedYes
I/O ExpansionsLenovo ThinkPad L440 20AT0042US
Expansion Slot TypeExpressCard/54
Built-in DevicesLenovo ThinkPad L440 20AT0042US
Front Camera/WebcamYes
MicrophoneYes
SpeakersYes
Interfaces/PortsLenovo ThinkPad L440 20AT0042US
Total Number of USB Ports4
Number of USB 2.0 Ports3
Number of USB 3.0 Ports1
VGAYes
Network (RJ-45)Yes
DisplayPortYes
SoftwareLenovo ThinkPad L440 20AT0042US
Operating System PlatformWindows
Operating SystemWindows 7 Professional
Operating System Architecture64-bit
Input DevicesLenovo ThinkPad L440 20AT0042US
KeyboardYes
Pointing Device TypeTouchPad
Trackpoint
TouchPad FeaturesMulti-touch Gesture
Battery InformationLenovo ThinkPad L440 20AT0042US
Number of Cells6-cell
Battery ChemistryLithium Ion (Li-Ion)
Battery Energy56 Wh
Maximum Battery Run Time11 Hour
Power DescriptionLenovo ThinkPad L440 20AT0042US
Maximum Power Supply Wattage65 W
Physical CharacteristicsLenovo ThinkPad L440 20AT0042US
ColorBlack
Height1.4"
Width13.5"
Depth9.4"
Weight (Approximate)5.36 lb