Get the key specs, technical data, ratings and full review of Lenovo ThinkPad T420 (4179) all in one place. Compare your selected model with other alternatives and give your decision on the best laptop a solid base with our comprehensive overview.
design and dimensions display processor memory storage audio & video communications battery ac adapter input connections & expansions software miscellaneous
| DESIGN AND DIMENSIONS Lenovo ThinkPad T420 (4179) |
|---|
| Product Type | Notebook |
|---|---|
| Dimensions (WxDxH) | 34.1 cm x 23.3 cm x 3.1 cm |
| Weight | 2 kg |
| DISPLAY Lenovo ThinkPad T420 (4179) |
|---|
| Screen Size (Type) | 14" |
|---|---|
| LCD Backlight Technology | LED backlight |
| Screen Resolution | 1366 x 768 (HD) |
| Widescreen | Yes |
| Image Aspect Ratio | 16:9 |
| Features | Anti-glare |
| PROCESSOR Lenovo ThinkPad T420 (4179) |
|---|
| CPU | Intel Core i5 (2nd Gen) 2520M / 2.5 GHz |
|---|---|
| Max Turbo Speed | 3.2 GHz |
| Number of Cores | Dual-Core |
| Cache | L3 - 3 MB |
| 64-bit Computing | Yes |
| Chipset | Mobile Intel QM67 Express |
| Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 |
| MEMORY Lenovo ThinkPad T420 (4179) |
|---|
| RAM | 4 GB (2 x 2 GB) |
|---|---|
| Max RAM Supported | 8 GB |
| RAM Type | DDR3 SDRAM |
| Speed | 1333 MHz / PC3-10600 |
| Rated Speed | 1333 MHz |
| Form Factor | SO-DIMM 204-pin |
| Slots Qty | 2 |
| Empty Slots | 0 |
| STORAGE Lenovo ThinkPad T420 (4179) |
|---|
| Main Storage Size (HDD/SSD) | 320 GB HDD SATA 3Gb/s / 7200 rpm |
|---|---|
| Optical Drive | DVD-Writer removable |
| AUDIO & VIDEO Lenovo ThinkPad T420 (4179) |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 3000 |
|---|---|
| Memory Allocation Technology | Dynamic Video Memory Technology |
| Sound | Stereo speakers, stereo microphone |
| Codec | CX20672 |
| Compliant Standards | High Definition Audio |
| COMMUNICATIONS Lenovo ThinkPad T420 (4179) |
|---|
| Wireless | 802.11b/g/n, Bluetooth 3.0 |
|---|---|
| Wireless Controller | Intel Centrino Wireless-N 1000 |
| Network Interface | Gigabit Ethernet |
| WWAN |
|---|
| Generation | 3G upgradable |
|---|
| BATTERY Lenovo ThinkPad T420 (4179) |
|---|
| Technology | 6-cell Lithium Ion |
|---|---|
| Installed Qty | 1 |
| Max Supported Qty | 2 |
| AC ADAPTER Lenovo ThinkPad T420 (4179) |
|---|
| Input | AC 120/230 V (50/60 Hz) |
|---|---|
| Output | 65 Watt |
| INPUT Lenovo ThinkPad T420 (4179) |
|---|
| Type | Keyboard, TrackPoint, UltraNav |
|---|---|
| Features | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS Lenovo ThinkPad T420 (4179) |
|---|
| Expansion Bays | 1 x Ultrabay Enhanced |
|---|---|
| Slots | 1 x ExpressCard/34 (1 free) |
| Interfaces |
2 x USB 2.0 VGA LAN Dock Headphone/microphone combo jack PoweredUSB USB 2.0/eSATA |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE Lenovo ThinkPad T420 (4179) |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition |
|---|
| MISCELLANEOUS Lenovo ThinkPad T420 (4179) |
|---|
| Dockable | Yes |
|---|---|
| Integrated Options | ThinkLight |
| Security | Trusted Platform Module (TPM 1.2) Security Chip |
| Security Slot Type | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, ThinkPad Roll Cage, Intel Active Management Technology (iAMT) |
| Compliant Standards | RoHS |
| ENERGY STAR Certified | Yes |
| EPEAT Compliant | EPEAT Gold |
| Manufacturer Warranty |
Limited warranty - parts and labour - 3 years - pick-up and return Limited warranty - battery - 1 year |
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