IBM 39T5695 | Lenovo System Board (Motherboard) for ThinkPad R51E Series

Technical specifications:
- Processor socket: Socket 479
- Chipset: Intel 915GM
- Memory: 2 DDR2 SDRAM slots, supporting up to 2 GB total memory
- Expansion slots: 1 Mini PCI slot
- Audio: AD1981HD audio codec, built-in stereo speakers and microphone
- Ethernet: Broadcom BCM5751M Gigabit Ethernet controller
- Wireless: Intel PRO/Wireless 2200BG Mini-PCI Adapter
- Ports: 2 USB 2.0, 1 parallel, 1 VGA, 1 RJ-11 modem, 1 RJ-45 Ethernet, 1 headphone, 1 microphone, 1 AC power
- BIOS: Phoenix FirstBIOS
- Dimensions: 9.6 x 7.2 inches
- Weight: 1.1 lbs

Helpful notes:
- This motherboard is compatible with the ThinkPad R51E series only.
- Upgrading the memory to the maximum supported capacity can improve system performance.
- The built-in Gigabit Ethernet and wireless adapters provide fast and reliable network connectivity.