Sony A1795845A | Intel System Board (Motherboard) MBX-216 for VAIO VPCS131FM

1. Processor / Chipset: Intel Core i5-460M 2.53 GHz / Mobile Intel HM55 Express
2. RAM: 4GB DDR3 SDRAM
3. Graphics: NVIDIA GeForce 310M Graphics Processor
4. Audio: Integrated High Definition Audio
5. Networking: Gigabit Ethernet, IEEE 802.11b/g/n Wireless LAN
6. Expansion Slots: 1 x ExpressCard/34 Slot
7. Storage: SATA Hard Disk Drive Interface
8. USB Ports: 2 x USB 2.0, 1 x USB/eSATA Combo Port
9. Display: 13.3" LCD Display
10. Video Interfaces: HDMI, VGA
11. Input Devices: Keyboard, Touchpad
12. Operating System: Microsoft Windows 7 Home Premium

Helpful Notes:
1. The motherboard is compatible with Sony VAIO VPCS131FM laptops.
2. It supports up to 8GB of DDR3 RAM.
3. The motherboard has a built-in Intel Graphics Media Accelerator HD.