The ThinkPad T420 is a 14-inch Intel Sandy Bridge-based business laptop, released in 2011.
| Spec | Details |
|---|---|
| CPU | Mobile Intel QM67 Express Chipset - Intel Core i3-2310M @2.1GHz - Intel Core i5-2410M @2.3GHz - Intel Core i5-2450M @2.5GHz - Intel Core i5-2520M @2.5GHz - Intel Core i5-2540M @2.6GHz - Intel Core i7-2620M @2.7GHz - Intel Core i7-2640M @2.8GHz |
| RAM | 2x PC3-10600 DDR3 Slots - 16GB Maximum |
| HDD/SSD Options | SATA 2.5" (also supports secondary mSATA SSD) - 320GB 5400RPM HDD - 320GB 7200RPM HDD - 500GB 5400RPM HDD - 500GB 7200RPM HDD - 128GB SSD - 160GB SSD |
| Display Options | - 14" LED-Backlit TN LCD @1366x768 - 14" LED-Backlit TN LCD @1600x900 |
| GPU Options | - Intel HD Graphics 3000 w/ shared VRAM - NVIDIA NVS 4200M w/ 1GB VRAM |
| Audio | HD Audio - Conexant 20672 Codec |
| Main Battery | - 6-cell Lithium Ion (Battery 55+) - 9-cell Lithium Ion (Battery 55++) - 9-cell Slice Lithium Ion (Battery 27++) |
| CMOS Battery | Proprietary Lithium |
| Power Supply | Lenovo ThinkPad Barrel Jack |
| Disk Drives | Serial Ultrabay Slim/Ultrabay Enhanced with one of the following: - DVD-ROM - DVD-ROM/CD-RW - DVD Burner - Blu-Ray Burner |
| PC Cards & Expansion | 1x ExpressCard/34 Slot |
| Networking | - Modem (Optional) - Gigabit Ethernet - WiFi - Bluetooth (Optional) - WWAN (Optional) |
| Other I/O | - 3x USB 2.0 - 1x E-SATA/USB 2.0 Combo - 1x IEEE1394/FireWire - 1x DisplayPort - 1x VGA Out - 1x Multi Card Reader - 1x Headphone Out - 1x Dock Connector - Optional SmartCard Reader |
| BIOS | Lenovo BIOS |
| Pointing Device | Ultranav (TrackPoint + Trackpad) |
| Other Features | - Optional Fingerprint reader - TPM 1.2 - Intel AMT - Optional Webcam - ThinkLight |
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