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Lenovo ThinkPad T420 4178A53 14" LED Notebook - Intel Core i5 i5-2520M Dual-core (2 Core) 2.50 GHz - Black
Mfg Part Number: 4178A53 , Item #: 1336605
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Price: $1,247.72
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Quantity:
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Last Updated: Feb 06, 2026
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Brilliant business laptops.
Rock-solid reliability. Blazing-fast performance. Clever manageability tools. We pack a lot of intelligent features into every ThinkPad laptop and tablet so you get more out. More productivity, more cost savings, more IT headache-busting. That's why a ThinkPad investment isn't just smart. It's pure genius.
Main Specification
| General Information | |
| Manufacturer | Lenovo Group Limited |
| Manufacturer Part Number | 4178A53 |
| Manufacturer Website Address | http://www.lenovo.com/us/en/ |
| Brand Name | Lenovo |
| Product Line | ThinkPad |
| Product Series | T420 |
| Product Model | 4178A53 |
| Product Name | ThinkPad T420 4178A53 Notebook |
| Product Type | Notebook |
| Processor | |
| Processor Manufacturer | Intel |
| Processor Type | Core i5 |
| Processor Generation | 2nd Gen |
| Processor Model | i5-2520M |
| Processor Core | Dual-core (2 Core) |
| Processor Speed | 2.50 GHz |
| Cache | 3 MB |
| Direct Media Interface | 5 GT/s |
| 64-bit Processing | Yes |
| Hyper-Threading | Yes |
| Chipset | |
| Chipset Manufacturer | Intel |
| Chipset Model | QM67 Express |
| Memory | |
| Total Installed System Memory | 4 GB |
| Maximum Supported System Memory | 8 GB |
| System Memory Technology | DDR3 SDRAM |
| Memory Standard | DDR3-1333/PC3-10600 |
| Total Number of Memory Slots | 2 |
| Memory Card Reader | Yes |
| Memory Card Supported | SD |
| Memory Card Supported | MultiMediaCard (MMC) |
| Memory Card Supported | SDHC |
| Memory Card Supported | SDXC |
| Storage | |
| Drive Type | SSD |
| Total Solid State Drive Capacity | 160 GB |
| Solid State Drive Interface | Serial ATA/300 |
| Optical Drive Type | DVD-Writer |
| Optical Media Supported | DVD±R/±RW |
| Display & Graphics | |
| Screen Size | 14" |
| Display Screen Type | LCD |
| Aspect Ratio | 16:9 |
| Backlight Technology | LED |
| Network & Communication | |
| Wireless LAN | Yes |
| Wireless LAN Manufacturer | Intel |
| Wireless LAN Model | Centrino Advanced-N 6205 |
| Wireless LAN Standard | IEEE 802.11a/b/g/n |
| Ethernet Technology | Gigabit Ethernet |
| I/O Expansions | |
| Expansion Bay Type | Ultrabay Enhanced |
| Expansion Slot Type | ExpressCard/34 |
| Built-in Devices | |
| Front Camera/Webcam | Yes |
| Microphone | Yes |
| Speakers | Yes |
| Interfaces/Ports | |
| Total Number of USB Ports | 4 |
| Number of USB 2.0 Ports | 4 |
| VGA | Yes |
| Network (RJ-45) | Yes |
| Audio Line Out | Yes |
| eSATA/USB Combo | Yes |
| DisplayPort | Yes |
| Operating System | |
| Operating System Platform | Windows |
| Operating System | Windows 7 Professional |
| Operating System Architecture | 64-bit |
| Input Devices | |
| Keyboard | Yes |
| Pointing Device Type | TouchPad |
| Pointing Device Type | Trackpoint |
| TouchPad Features | Multi-touch Gesture |
| Battery Information | |
| Battery Chemistry | Lithium Ion (Li-Ion) |
| Power Description | |
| Input Voltage | 110 V AC |
| Input Voltage | 220 V AC |
| Physical Characteristics | |
| Color Family | Black |
| Product Color | Black |
| Height | 1.20" |
| Width | 13.4" |
| Depth | 9.2" |
| Miscellaneous | |
| Package Contents |
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| Security Features |
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| Energy Star | Yes |
| Environmentally Friendly | Yes |
| Environmental Certification | Electronic Product Environmental Assessment Tool Gold (EPEAT Gold) |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS) |
| Warranty | |
| Limited Warranty | 3 Year |
Carrying Cases
Connector Cables
Keyboards & Keypads
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
