Tudo Funcionando Perfeitamente.Nossos produtos são testados em nossa assistência técnica, antes do envio para melhor atender nossos clientes.Qualquer dúvida, favor pergunte abaixo.Segue descrição retirada do manual da placa:----------------------------------------------------------------------M4A89TD PRO Series specifications summaryCPU AMD® Socket AM3*; Phenom™ II / Athlon™ II / Sempron ™™ 100Series Processors:AMD® 140W CPU SupportAMD® Cool 'n' Quiet™™ TechnologySupports 45nm CPUChipset: AMD® 890FX / SB850System busUp to 5200 MT/s; HyperTransport™™ 3.0Memory:4 x DIMM, max. 16 GB, DDR3 2000(O.C.)/1600/1333/1066 MHzECC/non-ECC, un-buffered memoryDual channel memory architecture* Due to the CPU spec., AMD AM3 100 and 200 series CPUssupport up to DDR3 1066MHz. With ASUS design, thismotherboard can support up to DDR3 1333MHz.** When you install a total memory of 4 GB capacity or more,Windows® 32-bit operating system may only recognize lessthan 3 GB. We recommend using a maximum of 3 GB systemmemory if you are using a Windows® 32-bit OS.*** Refer to www.asus.com or this user manual for the MemoryQVL (Qualified Vendors Lists)Expansion slots2 x PCI Express 2.0 x16 slots (@ dual x16 speed), support ATICrossFireX™™ technology1 x PCI Express 2.0 x4 slot1 x PCI Express 2.0 x1 slot2 x PCI slotsStorageAMD® SB850 chipset6 x SATA 6.0 Gb/s ports with RAID 0, 1, 5, and 10 supportJMicron® JMB361 PATA and SATA controller1 x Power eSATA 3.0 Gb/s port1 x Ultra DMA 133/100 for up to 2 PATA devicesLANRealtek® 8111E PCIe Gigabit LAN controller featuring AI NET 2AudioALC892 8-channel High Definition Audio CODEC- Supports 192khz/24bit BD Lossless Sound- DTS Surround Sensation UltraPC- Supports Jack-Detection, Multi-Streaming, andFront Panel Jack-Retasking- Optical S/PDIF Out port at back I/O- ASUS Noise FilterUSBM4A89TD PRO/USB3 model (NEC USB 3.0 controller)- 2 x USB 3.0 ports (blue, at back paenl)- 12 x USB 2.0 ports (6 ports at midboard,6 ports at backpanel)M4A89TD PRO model- 14 x USB 2.0 ports (6 ports at midboard, 8 ports at backpanel)----------------------------------------------------------------------------------------------