Laptops Specs >> Lenovo >> Lenovo ThinkPad T420 NW1CHMZ
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| Operating System LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| Operating system installed | Windows 7 Professional | |
| Operating system architecture | 64-bit | |
| Processor LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| Processor manufacturer | Intel | |
| Processor family | 2nd gen Intel Core i5 | |
| Processor series | Intel Core i5-2400 Mobile series | |
| Processor model | i5-2450M | |
| Processor cores | 2 | |
| Processor threads | 4 | |
| Processor frequency | 2.5 GHz | |
| Processor boost frequency | 3.1 GHz | |
| Processor operating modes | 64-bit | |
| Processor cache | 3 MB | |
| Processor cache type | Smart Cache | |
| Memory LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| Internal memory | 4 GB | |
| Maximum internal memory | 8 GB | |
| Internal memory type | DDR3-SDRAM | |
| Memory slots | 2x SO-DIMM | |
| Memory clock speed | 1333 MHz | |
| Hard Drive & Optical Drive LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| HDD interface | SATA | |
| HDD speed | 7200 RPM | |
| Storage media | HDD | |
| Number of HDD installed | 1 | |
| Total storage capacity | 500 GB | |
| Card reader integrated | Yes | |
| Compatible memory cards | MMC,SD,SDHC,SDXC | |
| Display & Graphics LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| HD type | HD | |
| Display diagonal | 14" | |
| Display resolution | 1600 x 900 pixels | |
| Display brightness | 250 cd/m2 | |
| Contrast ratio | 300/1 | |
| Aspect ratio | 16/9 | |
| LED backlight | Yes | |
| Graphics adapter family | Intel,NVIDIA | |
| Graphics adapter model | Intel HD Graphics 3000 | |
| Graphics adapter dynamic frequency (max) | 1300 MHz | |
| Graphics adapter base frequency | 650 MHz | |
| Graphics adapter | Yes | |
| Interfaces LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| Cable lock slot | Yes | |
| Cable lock slot type | IBM | |
| CardBus PCMCIA slot type | No | |
| Charging port type | DC-in jack | |
| DisplayPorts | 1 | |
| Docking connector | Yes | |
| DVI port | No | |
| Ethernet LAN (RJ-45) ports | 1 | |
| ExpressCard slot | Yes | |
| Headphone outputs | 1 | |
| Infrared data port | No | |
| S/PDIF out port | No | |
| SmartCard slot | Yes | |
| Total Number eSATA/USB 2.0 ports | 1 | |
| Total Number USB 2.0 ports | 3 | |
| VGA (D-Sub) ports | 1 | |
| Input Devices LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| Keyboard layout | QWERTZ | |
| Pointing device | ThinkPad UltraNav | |
| Audio LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| Audio system | HD Audio | |
| Microphone | Yes | |
| Number of speakers | 2 | |
| Battery LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| Battery life (max) | 9 h | |
| Battery technology | Lithium-Ion (Li-Ion) | |
| Number of battery cells | 6 | |
| Physical Characteristics LENOVO ThinkPad T420 NW1CHMZ | Lenovo ThinkPad T420 NW1CHMZ | |
| Depth | 233 mm | |
| Height (front) | 3.01 cm | |
| Height (rear) | 3.05 cm | |
| Width | 340.5 mm | |
| Weight | 2.2 kg |