Model: M3A770DE, CPU Socket Type LGA: AM3, CPU Type: Phenom II / Athlon II / Sempron 100 Series Support CPU up to 140W., FSB: 2600MHz Hyper Transport (5200 MT/s), Chipsets : North Bridge AMD 770, South Bridge AMD AB710, Memory:, Number of Memory Slots- 4×240pin;, Memory Standard- DDR3 1600;, Channel Supported- Dual Channel., Expansion Slots:, PCI Express 2.0 x16- 2;, PCI Express x1-1;, PCI Slots-3., Storage Devices:, PATA- 1 x ATA133 2 Dev. Max;, SATA- 3Gb/s- 4., Audio Channels: 8 Channels, Max LAN Speed: 10/100/1000Mbps, Rear Panel Ports: , eSATA-2 x eSATA 3Gb/s; S/PDIF Out- 1 x Optical, 1 x Coaxial; Audio Ports- 6 Ports., Physical Spec:, Form Factor- ATX, Power Pin- 24 Pin, Features:, EuP Ready;, Support AMD OverDrive with ACC feature;, Support ATI CrossFireX;, Supports ASRock Instant Boot, Instant Flash, Smart BIOS, ASRock OC Tuner, Intelligent Energy Saver