Onboard LAN
Dual LAN interface
Supports 10/100/1000 Mbit/sec Ethernet
Onboard 1394
Supports hot plug
Two 1394a ports (one rear panel port, one onboard header) with a rate transmission of 400 Mbps
Onboard Audio
Azalia
Supports
Supports S/PDIF output
Supports
Triple PCI Express x16 Support
2 x16 PCI Express 2.0
1 x16 PCI Express 1.0
Supports 4 GB/sec (8 GB/sec concurrent) bandwidth
Low power consumption and power management features
Green Function
Supports ACPI (Advanced Configuration and Power Interface)
Supports S0 (normal), S1 (power on suspend), S3 (suspend to RAM), S4 (Suspend to disk - depends on OS), and S5 (soft - off)
Expansion Slots
Two PCI slots
One PCI Express x1 slot
Three PCI Express x16 Graphics slots