Dell XPS 720 (Mid 2007) - Manual (Page 161)

Appendix
161
Appendix
Specifications
Processor
Processor type Intel
®
Core™ 2 Duo (dual-core processor)
Intel
®
Core™ 2 Extreme (dual-core processor)
Intel
®
Core™ 2 Extreme (quad-core processor)
Cache at least 1 MB
Memory
Type 800, and 667-MHz DDR2 unbuffered SDRAM; SLI memory
Memory connectors four
Memory capacities 512 MB, 1 GB, or 2 GB non-ECC
Minimum memory 1 GB
Maximum memory 8 GB
NOTE:
See "Addressing Memory Configurations" on page 91 to verify
the amount of memory available to the operating system.
Computer Information
Chipset
Northbridge
Southbridge
NVIDIA nForce 680i SLI
C55XE
MCP55PXE
DMA channels five
Interrupt levels 24
BIOS chip (NVRAM) 4 Mb
NIC integrated network interface capable of 10/100/1000
communication
Video
Type PCI Express