| DESIGN AND DIMENSIONS | Lenovo ThinkPad T420si (4171) | - |
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| Product Type | Notebook | - |
|---|---|---|
| Dimensions (WxDxH) | 34.3 cm x 23 cm x 2.6 cm | - |
| Weight | 1.7 kg | - |
| DISPLAY | Lenovo ThinkPad T420si (4171) | - |
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| Screen Size (Type) | 14" | - |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1600 x 900 (HD+) | - |
| Widescreen | Yes | - |
| Image Aspect Ratio | 16:9 | - |
| Features | Anti-glare | - |
| PROCESSOR | Lenovo ThinkPad T420si (4171) | - |
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| CPU | Intel Core i3 (2nd Gen) 2350M / 2.3 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 | - |
| MEMORY | Lenovo ThinkPad T420si (4171) | - |
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| RAM | 4 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 | - |
| STORAGE | Lenovo ThinkPad T420si (4171) | - |
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| Main Storage Size (HDD/SSD) | 320 GB HDD SATA 3Gb/s / 7200 rpm | - |
|---|---|---|
| Optical Drive | DVD-Writer fixed | - |
| AUDIO & VIDEO | Lenovo ThinkPad T420si (4171) | - |
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| Graphics Processor (GPU) | PCI Express x16 - NVIDIA NVS 4200M / Intel HD Graphics 3000 | - |
|---|---|---|
| Video Memory | 1 GB | - |
| Video System Features | NVIDIA Optimus | - |
| Camera | Yes | - |
| Resolution | 0.92 Megapixel | - |
| Video Resolutions | 1280 x 720 | - |
| Sound | Stereo speakers, stereo microphone | - |
| Codec | CX20672 | - |
| Compliant Standards | High Definition Audio | - |
| COMMUNICATIONS | Lenovo ThinkPad T420si (4171) | - |
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| Wireless | 802.11a/b/g/n, Bluetooth 3.0 | - |
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| Wireless Controller | Intel Centrino Advanced-N 6205 | - |
| Network Interface | Gigabit Ethernet | - |
| WWAN |
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| Generation | 3G upgradable | - |
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| BATTERY | Lenovo ThinkPad T420si (4171) | - |
|---|
| Technology | 6-cell Lithium Ion | - |
|---|---|---|
| Installed Qty | 1 | - |
| Max Supported Qty | 2 | - |
| Battery Capacity (Size) | 43.2 Wh | - |
| AC ADAPTER | Lenovo ThinkPad T420si (4171) | - |
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| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 90 Watt | - |
| INPUT | Lenovo ThinkPad T420si (4171) | - |
|---|
| Type | Keyboard, TrackPoint, UltraNav | - |
|---|---|---|
| Features | Spill-resistant, multi-touch touchpad | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad T420si (4171) | - |
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| Expansion Bays | 1 x Ultrabay Slim | - |
|---|---|---|
| Slots | 1 x ExpressCard/34 (1 free) | - |
| Interfaces | USB 2.0 PoweredUSB USB 3.0 VGA DisplayPort LAN Headphone/microphone combo jack |
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| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkPad T420si (4171) | - |
|---|
| Operating System (OS) | Microsoft Windows 7 Professional 64-bit Edition | - |
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| MISCELLANEOUS | Lenovo ThinkPad T420si (4171) | - |
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| Included Accessories | Power adapter | - |
|---|---|---|
| Integrated Options | ThinkLight | - |
| Security | Trusted Platform Module (TPM 1.2) Security Chip, fingerprint reader | - |
| 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 | - |
| Compliant Standards | RoHS | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - parts and labour - 3 years - pick-up and return | - |
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