Biostar TA790GX3 A2+. Maximum internal memory: 16 GB. Processor family: AMD, Compatible processor series: Athlon X2 Dual-Core, Phenom X3, Sempron, Processor socket: Socket AM2. Audio system: Realtek ALC888. Width: 305 mm, Depth: 225 mm. RAID levels: 0, 1, 5, 10