MSI K9A2 Platinum - 4x PCI Express (Quad Crossfire) AMD 790FX

CPU
• Supports 64-bit AMD® Phenom X4 / Phenom X3 processor (Socket AM2+)
• Supports 64-bit AMD® Athlon™ 64 / Athlon 64FX / Athlon 64 X2 / Sempron processor (Socket AM2) 
• Supports AMD CPU with 140W power requirement 
• For latest information on CPU support list, please check http://www.msi.com/index.php?func=cpuform2 for more detail  
 
   
Chipset
• AMD 790FX (AMD RD790) Chipset 
- HyperTransport connection to AMD Phenom/Athlon processor 
- HyperTransport supporting speed up to 2.6GHz (5200mt/s) 
- Supports 4 PCI-E x 16, & 1 PCI-E X 1 
   
• ATI SB600 Chipset 
- Supports SATAII controllers for four drives 
- Supports single channel Ultra DMA 66/100/133 master mode EIDE controller 
- ACPI & PC2001 compliant enhanced power managment
- Supports Hi-Speed (USB2.0) controller 480 mbsec transfer rate up to 10 ports  
 
   
Main Memory
• Supports 4 240-pin DDR2 SDRAMs up to 8GB memory size 
• Supports Dual Channel DDR2 800/1066(only for AM2+) DDR2 SDRAM 
• Supports 1.8v DDR2 SDRAM DIMM 
Due to the High Performance Memory design, motherboards or system configurations may or may not operate smoothly at the JEDEC (Joint Electron Device Engineering Council) standard settings (BIOS Default on the motherboard) such as DDR2 voltage, memory speeds and memory timing. Please confirm and adjust your memory setting in the BIOS accordingly for better system stability.
Example: Kingston HyperX DDR2-800 PC-6400 operates at 2.0V, 4-4-4-12.
For more information about specification of high performance memory modules, please check with your Memory Manufactures for more details.  
 
   
Slots
• Four PCI Express X16 slots , support ATI CrossFire Technology (PCI Express Bus Specification v2.0 compliant)
{Slot configurations: Dual CrossFire (16X+16X), Triple CrossFire (16X+8X+8X), Quad CrossFire (8X+8X+8X+8X)} 
• One PCI Express X1 slot 
• Two 32-bit PCI slots (3.3v/5v PCI Bus Master slots) 
 
   
On-Board IDE/SATA
• An IDE controller on the ATI SB600 chipset provides IDE HDD/CD-ROM with PIO, Bus Master and Ultra DMA133/100/66 operation modes. 
- Can connect up to 2 IDE devices 
• SB600 supports 4 SATA II ports (SATA1-4). Transfer rate is up to 300MB/s. 
- Supports up to 4 SATA 
- RAID 0 or 1, 0+1 is supported
- RAID function` work w/ SATA/SATAII HDDs
• Promise T3 controller supports 2 SATAII (SATA5/6)(SAS ready) & 2eSATA ports 
- RAID 0, 1, or 0+1 is supported 
- RAID function work with SATA/eSATA HDDs  
 
   
BIOS
• The mainboard BIOS provides "Plug & Play" BIOS which detects the peripheral devices and expansion cards of the board automatically. 
• The mainboard provides a Desktop Management Interface (DMI) function which records your mainboard specifications.
• Supports boot from LAN, USB Device 1.1 & 2.0 and SATA HDD  
 
   
Audio
• 8 Channel software audio codec Realtek ALC888
• Compliance with Azalia v1.0 spec. 
• Flexible 8-channel audio with jack sensing  
 
   
LAN
• Realtek® 8111B LAN chip 
- Supports 10Mb/s, 100Mb/s and 1000Mb/s 
- Compliance with PCI-Express v1.0a  
 
   
IEEE1394
• VIA VT6308P controller 
• Support up to 2 IEEE 1394 ports (rear x 1 / front x 1) 
• Transfer rate up to 400 mbps.  
 
   
On-Board Peripherals
- 1 floppy port supports 1 FDD with 360K, 720K, 1.2M, 1.44M and 2.88Mbytes 
- 1 serial port (supported by pin-out) 
- 1 audio jack (5-in-1), coaxial/fibre SPDIF out 
- 10 USB 2.0 ports (Rear x 4 / Front x 6) 
- 1 RJ45 LAN jack 
- 2 eSATA ports 
- 2 IEEE 1394 a connectors (Rear x 1/ Front x 1) 
- 1 CD-in pinheader  
 
   
Dimension
12 in (L) x 9.75 in(W) ATX Form Factor  
   
Mounting
9 mounting holes