We will provide you the best service and high quality products. You must be happy to do business with us. Please do use genuine brand RAM, this motherboard can’t work with fake RAM. If the motherboard can’t run correctly, please first check your CPU whether can be compatible with our motherboard. Most of “can’t boot” problem was caused by RAM, please don’t use “single side” RAM. Supports Intel® i7 based processors in LGA1366 package. Please refer to CPU Support for compatible CPU; the above description is for reference only. Intel® X58 Chipset. Supports QPI up to 6.4GT/s. Hi-Speed USB (USB2.0) controller, 480Mb/sec, up to 12 ports. 6 SATAII ports with transfer rate up to 3Gb/s. PCI Master v2.3, I/O APIC. ACPI 2.0 compliant. Serial ATA RAID 0/1/5/10. Integrated AHCI controller. Supports six unbuffered DIMM of 1.5 Volt DDR3 800/1066/1333/1600 (OC) DRAM, 24GB Max. Supports 1Gb/ 2Gb/ 4Gb DRAM size. Supports x8 / x16 data lines per DIMM. Supports up to 3 channel mode. 3 PCI Express gen2 x16 slots – two dark Blue PCIE x16 slots (PCI_E2 &PCI_E4) support up to PCIE x16 speed, one Blue PCIE x16 slot(PCI_ E5) supports up to PCIE x4 speed – supports ATI® CrossfireT. 2 PCI Express gen1 x1 slots. 2 PCI slot, support 3.3V/ 5V PCI bus Interface. One Ultra DMA 66/100/133 IDE controller integrated in JMicron® 363. Supports PIO, Bus Master operation modes. Can connect up to two Ultra ATA drives. SATAII controller integrated in ICH10R/JMicron® 363 chipset. Up to 3Gb/s transfer speed. Supports six SATAII ports by ICH10R (SATA16) – Supports one SATAII port by JMicron 363 (SATA7) – Supports one eSATA port by JMicron 363. Supports AHCI controller with SATA RAID 0/1/5/10 by ICH10R. Chipset integrated by Realtek® ALC888S – Flexible 8-channel audio with jack sensing – Compliant with Azalia 1.0 Spec – Meet Microsoft Vista Premium spec. Supports one PCI Express LAN 10/100/1000 Fast Ethernet by Realtek 8111C. Supports up to two 1394 ports. (Rear panel x1, pinheader x1) – Transfer rate is up to 400Mbps. ATX 24-Pin power connector – 8-pin ATX 12V power connector – CPU x 1 / System x 3 FAN connectors – CD-in connector – Front panel audio connector – Front panel connector – 1 x chasis intrusion connector – 1 x serial port pinheader – 3 x USB 2.0 connectors – 7 x Serial ATAII connectors – 1 x ATA133 connector – 1 x IEEE1394 connector support additional 1 port – 1 x Reset Button – 1 x Power Button – 1 x Clear CMOS Button – 1 x SPDIF-out connector – 1 x TPM module connector. Back Panel I/O Ports. 1 x PS/2 Keyboard – 1 x PS/2 Mouse – 1 x eSATA port – 1 x IEEE1394 port – 6 x USB 2.0 ports – 1 x RJ45 LAN Jack – 1 x 6 in 1 audio jack – 1 x Optical SPDIF-out. The motherboard BIOS provides “Plug & Play” BIOS which detects the peripheral devices and expansion cards of the board automatically. The motherboard provides a Desktop Management Interface(DMI) function which records your motherboard specifications. 30.5cm(L) x 24.4cm(W) ATX Form Factor. 9 mounting holes. Please note only the following accessories come with the mobo. 2 x SATA cables. 1 x I/O back panel. Please send back the item in original package with all the accessories in it. Replace: Replace can be accepted in 90 days after you signed the package. Please send back the item in original package, needn’t return any accessories. Wrong order: Dear friend, I think you have thought over before bought the item. But in case you got a wrong mobo, please first check out your order form, whether we sent a wrong mobo or your ordered a wrong mobo. We sincerely do business with you. Your recognition is our power to move forward, especially to a beginner like us. Your great comments will lead us to get more potential customers, and make us more confident to develop business and serve you better. We strive to answer all emails as quickly as possible.