IBM 93P3781 | System Board (Motherboard) for ThinkPad R51

1. Brand: IBM/Lenovo
2. Model: ThinkPad R51
3. Form Factor: Laptop Motherboard
4. Processor Socket: Socket 478
5. Chipset Type: Intel 855PM
6. Supported Processor: Intel Pentium M
7. Memory Type: DDR SDRAM
8. Maximum Supported Memory: 2GB
9. Number of Memory Slots: 2
10. Audio: AC'97 SoundMAX
11. Ethernet: Gigabit Ethernet
12. Expansion Slots: 1 x Type II CardBus, 1 x Mini PCI

Notes:
1. This motherboard is compatible only with the ThinkPad R51 laptop series.
2. The motherboard supports Intel Pentium M processors which are known for their low power consumption and high performance.
3. The Gigabit Ethernet provides fast network connectivity for data transfer and online gaming.