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Lenovo ThinkPad T420 4177A27 14" LED Notebook - Intel - Core i5 i5-2520M 2.50GHz - Black
By: Lenovo
SKU: 4177A27
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Manufacturer Lenovo Group Limited
Manufacturer Part Number 4177A27
Manufacturer Website Address
Brand Name Lenovo
Product Line ThinkPad
Product Series T420
Product Model 4177A27
Product Name ThinkPad T420 4177A27 Notebook
Product Type Notebook
Processor & ChipsetProcessor ManufacturerIntel
Processor TypeCore i5
Processor Modeli5-2520M
Processor Speed2.50 GHz
Processor CoreDual-core (2 Core)
Cache3 MB
Direct Media Interface5 GT/s
64-bit ProcessingYes
Chipset ManufacturerIntel
Chipset ModelQM67 Express
MemoryStandard Memory4 GB
Maximum Memory8 GB
Memory TechnologyDDR3 SDRAM
Memory StandardDDR3-1333/PC3-10600
Number of Total Memory Slots2
Memory Card ReaderYes
Memory Card SupportedSecure Digital (SD) Card
Secure Digital High Capacity (SDHC)
Secure Digital Extended Capacity (SDXC)
MultiMediaCard (MMC)
StorageSolid State Drive Capacity160 GB
Solid State Drive InterfaceSerial ATA/300
Optical Drive TypeDVD-Writer
Optical Media SupportedDVD±R/±RW
Display & GraphicsScreen Size14"
Display Screen TypeActive Matrix TFT Color LCD
Aspect Ratio16:9
Backlight TechnologyLED
Graphics Controller ManufacturerIntel
Graphics Controller ModelHD 3000
Graphics Memory TechnologyDDR3 SDRAM
Graphics Memory AccessibilityShared
Network & CommunicationWi-FiYes
Wi-Fi ManufacturerIntel
Wi-Fi ModelCentrino Wireless-N 1000
Wi-Fi StandardIEEE 802.11b/g/n
Ethernet TechnologyGigabit Ethernet
I/O ExpansionsExpansion Bay TypeUltrabay Enhanced
Expansion Slot TypeExpressCard/34
SIM Card
Built-in DevicesMicrophoneYes
Interfaces/PortsTotal Number of USB Ports4
Number of USB 2.0 Ports4
Network (RJ-45)Yes
Audio Line OutYes
eSATA/USB ComboYes
SoftwareOperating SystemGenuine Windows 7 Professional
Operating System Architecture64-bit
Input DevicesKeyboardYes
Pointing Device TypeTouchPad
TouchPad FeaturesMulti-touch Gesture
Battery InformationBattery ChemistryLithium Ion (Li-Ion)
Power DescriptionInput Voltage110 V AC
220 V AC
Maximum Power Supply Wattage65 W
Physical CharacteristicsColorBlack
MiscellaneousPackage Contents
  • ThinkPad T420 4177A27 Notebook
  • Lithium Ion Battery
  • AC Adapter
Security Features
  • Power-on Password
  • Hard Disk Password
  • Supervisor Password
  • Security Keyhole
  • Trusted Platform Module, TCG 1.2-compliant
Green CompliantYes
Green Compliance Certificate/AuthorityRoHS
Energy Star
WarrantyLimited Warranty1 Year
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