Dell DCDO Video, Audio, Expansion Bus, Connector size, Connector data, Width maximum Bus speed

Computer Information	Dell XPS 730		Dell XPS 730X
Chipset	nForce 790i	SLI	Intel X58
Northbridge	nForce 790i	SLI SPP	Intel 36s IOH
Southbridge	nForce 790i	SLI MCP	Intel ICH10
BIOS chip (NVRAM)	8 Mb		8 Mb
NIC	two integrated network		two integrated network
	interfaces capable of		interfaces capable of
	10/100/1000 Mbps		10/100/1000 Mbps
	communication		communication
Video	Dell XPS 730		Dell XPS 730X
Type	dual PCIe x16 Generation 2		dual PCIe x16 Generation 2
	single PCIe x16 Generation 1		single PCIe x16 Generation 2

Audio

Type	HDA 7.1 channel, Realtek 888
	codec

HDA 7.1 channel, Realtek 888 codec

Expansion Bus	Dell XPS 730	Dell XPS 730X
Bus type	PCI Express x1 and x16	PCI Express x1 and x16
	PCI 32-bit	PCI 32-bit
PCI
Connector	two	one
Connector size	124 pins	124 pins
Connector data	32 bits	32 bits
width (maximum)
Bus speed	33 MHz	33 MHz
PCI Express x1
Connector	one x1	two x1
Connector size	36 pins	36 pins
Connector data	1 PCI Express lane	1 PCI Express lane
width (maximum)

66

Appendix