Dell XPS 420 owner manual Specifications, 173

book.book Page 173 Tuesday, November 27, 2007 10:29 AM

Appendix

Specifications

Processor

Processor type	Intel® Core™ 2 Duo
	Intel® Core™ 2 Extreme (dual-core processor)
	Intel® Core™ 2 Quad (quad-core processor)
Level 2 (L2) Cache	Intel® Core™ 2 Duo - 2 MB or 4 MB
	Intel® Core™ 2 Extreme - 4 MB or 8 MB
	Intel® Core™ 2 Quad - 8 MB
Memory
Type	dual-channel 667 and 800-MHz DDR2
Memory connectors	four
Memory capacities	512 MB, 1 GB, and 2 GB
Minimum memory	1 GB
Maximum memory	8 GB
	NOTE: See "Addressing Memory With 8-GB
	Configurations" on page 106 to verify the amount of
	memory available to the operating system. 8 GB
	memory is available only if you ordered an operating
	system that supports 64 bits.
Computer Information
Chipset	Intel® X38 Express Chipset/ ICH9R
DMA channels	five
Interrupt levels	24
BIOS chip (EEPROM)	8 Mb

Appendix

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