These are the full specifications of the Lenovo ThinkPad T42
| Processor | Intel Pentium M 1.7 GHz |
| Installed Memory | 512 MB (DDR SDRAM) |
| Hard Drive | 40 GB IDE, 5400 RPM |
| Display | 14.1 in. TFT Active Matrix |
| Operating System | Microsoft Windows XP Professional |
| Mobile Technology | Intel Centrino Mobile Technology |
| Processor Type | Pentium M |
| Processor Manufacturer | Intel |
| Processor Speed | 1.7 GHz |
| Chipset | Intel 855PM |
| Bus Speed | 400 MHz |
| Installed RAM | 512 MB |
| RAM Technology | DDR SDRAM |
| Max Supported RAM | 2048 MB |
| RAM Speed | 333 MHz |
| Installed Cache Memory | 2048 KB |
| Hard Drive Capacity | 40 GB |
| Hard Drive Rotation Speed | 5400 RPM |
| Storage Controller Type | IDE |
| CD / DVD Type | CD-RW/DVD-ROM |
| Optical Drive Read Speed | 24x (CD) 8x (DVD) |
| Optical Drive Write Speed | 24x (CD) |
| Optical Drive ReWrite Speed | 24x (CD-RW) |
| Display Tech | TFT Active Matrix |
| Display Size | 14.1 in. |
| Display Color Support | 24-bit (16.7 million colors) |
| Display Max. Resolution | 1400 x 1050 |
| Graphic Processor | ATI MOBILITY RADEON 9600 |
| Installed Video Memory | 64 MB |
| Graphic Bus Interface | AGP x4 |
| External Video Resolution | 2048 x 1536 |
| Audio Output Type | Headphones Sound card Speaker(s) |
| Audio Input Type | Microphone |
| Operating System | Microsoft Windows XP Professional |
| Recommended Use | Corporate Business, Small Business |
| Platform | PC |
| Expandability | 2 x Type I/II PC Card Slot, Docking Station/Port Replicator |
| Expansion Ports | 4 x USB 2.0, VGA out, Parallel Port, RJ-11 (modem), RJ-45 (NIC), S-Video out |
| Security Features | HDD Password, IBM Embedded Security Subsystem 2.0, Administrator Password, IBM Security Slot |
| Input Method | Keyboard Ultranav |
| Networking Type | Integrated 10/100/1000 Network Card Infrared Port Integrated Wireless LAN |
| Data Link Protocol | Ethernet Fast Ethernet Gigabit Ethernet IEEE 802.11b IEEE 802.11g |
| Modem Type | Fax / Modem |
| Analog Modulation Protocol | ITU V.90 |
| Battery Technology | Lithium ion |
| Width | 12.2 in. |
| Depth | 10 in. |
| Height | 1.2 in. |
| Weight | 5.1 lb. |
| MPN | 23738zu |
| Product ID | 22389043 |
