IBM 39T5510 | System Board (Motherboard) for ThinkPad R51

Technical Specs:
- Processor Socket: Socket 478
- Chipset Type: Intel 855PM
- Supported RAM Technology: DDR SDRAM
- Maximum Supported RAM Size: 2 GB
- Expansion Slots: 1 x CardBus (1 free), 1 x Type II PC Card slot, 1 x memory (2.1 mm)
- Interfaces: 1 x modem - phone line - RJ-11, 1 x network - Ethernet 10Base-T/100Base-TX - RJ-45, 1 x display / video - VGA - 15 pin HD D-Sub (HD-15), 1 x infrared - IrDA, 1 x parallel - IEEE 1284 (EPP/ECP) - 25 pin D-Sub (DB-25), 1 x serial - RS-232 - 9 pin D-Sub (DB-9), 1 x keyboard / mouse - generic - 6 pin mini-DIN (PS/2 style), 2 x USB 2.0 - 4 pin USB Type A
- Dimensions: 11.4 in x 10.2 in x 1.3 in
- Weight: 1.98 lbs
- Form Factor: ATX
- Compatible with: IBM ThinkPad R51

Helpful Notes:
- This motherboard is refurbished to Grade-A condition, ensuring optimal performance and reliability.
- The Socket 478 processor socket is compatible with Intel Pentium M and Celeron M processors.
- The maximum supported RAM size of 2 GB is split between two memory slots.