Biostar NF61S nForce405 GF6100 VGA PCI-E SATAII Socket 754 m-ATX Socket 754 Supports AMD Athlon 64/Sempron Processors Hyper Transport Technology up to 1.6G Supports AMD Cool'nQuiet Technology Chipset NVIDIA GeForce 6100 / nForce 405 MAIN # CPU SUPPORT AMD Athlon™ 64 Processor # AMD Sempron™ Processor # HT Support HT 1.6G # MEMORY Support DDR 333/400 MHz # Max. Supports up to 2GB Memory # EXPANSION SLOT 2 x PCI Slots # 1 x PCI-E x1 Slot # 1 x PCI-E x16 Slot # STORAGE 2 x SATA2 3Gb/s Connector # 1 x IDE Connector # Support SATA RAID: 0,1 # USB 4 x USB 2.0 Port # 2 x USB 2.0 Header # LAN Realtek RTL8201CL - 10/100 PHY # INTEGRATED VIDEO NVIDIA GeForce 6100 GPU, On Board Graphic Max. Memory Share Up to 256MB # CODEC Realtek ALC861VD 6-Channel HD Audio # REAR I/O 1 x PS/2 Mouse # 1 x PS/2 Keyboard # 4 x USB 2.0 Port # 1 x COM Port # 1 x VGA Port # 1 x RJ-45 Port # 3 x Audio Connector # INTERNAL I/O 2 x USB 2.0 Header # 2 x SATA2 3Gb/s Connector # 1 x IDE Connector # 1 x Floppy Connector # 1 x CD-IN Header # 1 x CPU FAN Header # 1 x System FAN Header # DIMENSION Micro ATX Form Factor Dimension: 20.8cm X 24.4cm ( W x L ) # OS SUPPORT Support Windows 2000 / XP / XP 64 / Vista / Vista 64 # ACCESSORIES 1 x IDE Cable # 1 x FDD Cable # 1 x SATA Cable # 1 x I/O Shield # 1 x CD Driver # 1 x User Manual