Specification

CPU LGA 775 socket for: - Intel® CoreTM2 Quad and Intel® CoreTM2 Duo Supports Intel Enhanced Memory 64 Technology (EMT64T) Supports Enhanced Intel SpeedStep Technology (EIST) Supports Intel Hyper-Threading Technology Supports 1600/1333/1066/800MHz FSB   Chipset Intel® chipset - Northbridge: Intel® X48 Express chipset (with Intel® Fast Memory Access technology) - Southbridge: Intel® ICH9R   Memory Four 240-pin DDR2 DIMM sockets Supports DDR2 667/800 MHz Delivers up to 12.8Gb/s bandwidth Supports dual channel (128-bit wide) memory interface Supports up to 8GB system memory Supports unbuffered x8 and x16 DIMMs   Expansion Slots 2 PCI Express (Gen 2) x16 slots (PCIE 1 and PCIE 3) - 2-way CrossFire at x16/x16 bandwidth - 2-way CrossFire + Physics at x16/x16/x4 bandwidth 1 PCI Express x1 slot (PCIE 2) 1 PCI Express x4 slot (PCIE 4) 3 PCI slots   BIOS Award BIOS 8Mbit flash memory CMOS Reloaded   Audio Bernstein audio module - Realtek ALC885 8-channel High Definition Audio CODEC - Center/subwoofer, rear R/L and side R/L jacks - Line-in, line-out (front R/L) and mic-in jacks - 2 coaxial RCA S/PDIF-in/out jacks - 1 optical S/PDIF connector - 1 CD-in connector - 1 front audio connector DAC SNR/ADC SNR of 106dB/101dB Full-rate lossless content protection technology   LAN Marvell 88E8052 and Marvell 88E8053 PCIE Gigabit LAN controllers Fully compliant to IEEE 802.3 (10BASE-T), 802.3u (100BASE-TX) and 802.3ab (1000BASE-T) standards   IEEE 1394 VIA VT6307 Supports two 100/200/400 Mb/sec ports   Storage Intel ICH9R chip - Intel Matrix Storage technology - Supports up to 6 SATA devices - SATA speed up to 3Gb/s - RAID 0, RAID 1, RAID 0+1 and RAID 5 JMicron JMB363 PCI Express to SATA and PATA host controller - Supports up to 2 UltraDMA 100Mbps IDE devices - Supports 2 SATA devices - SATA speed up to 3Gb/s - RAID 0 and RAID 1   Rear Panel I/O Ports Mini-DIN-6 PS/2 mouse port and PS/2 keyboard port 1 IEEE 1394 port 6 USB 2.0/1.1 ports 2 RJ45 LAN ports   I/O Connectors 3 connectors for 6 additional external USB 2.0 ports 1 connector for an external COM port 1 connector for an IEEE 1394 port 1 connector for the Bernstein audio module 1 front audio connector (on the Bernstein audio module) 1 CD-in connector (on the Bernstein audio module) 1 S/PDIF connector (on the Bernstein audio module) 1 IrDA connector 1 CIR connector 8 Serial ATA connectors 1 40-pin IDE connector and 1 floppy connector 1 24-pin ATX power connector 1 8-pin 12V power connector 2 4-pin 5V/12V power connectors (FDD type) 1 front panel connector 6 fan connectors 1 diagnostic LED EZ touch switches (power switch and reset switch)   Power Management ACPI and OS Directed Power Management ACPI STR (Suspend to RAM) function Wake-On-PS/2 / Wake-On-USB Keyboard/Mouse Wake-On-LAN and Wake-On-Ring RTC timer to power-on the system AC power failure recovery   Hardware Monitor Monitors CPU/system/Northbridge temperature and overheat alarm Monitors Vcore/Vdimm/Vnb/VCC5/12V/V5sb/Vbat voltages Monitors the speed of the cooling fans CPU Overheat Protection function monitors CPU temperature and fan during system boot-up - automatic shutdown upon system overheat   PCB 6 layers, ATX form factor 24.5cm (9.64") x 30.5cm (12") All specifications above are subject to change without prior notice.