Dell SX260 technical specifications Technical Specifications

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Technical Specifications

Dell™ OptiPlex™ SX260 Systems User's Guide

Microprocessor	Ports
Memory	Key Combinations
Computer Information	Controls and Lights
Audio	Power
Video	Physical
Expansion Bus	Environmental
Drives
Microprocessor
Microprocessor type	Intel® Pentium® 4 and Celeron® microprocessors.
	Design provides for future processor upgrades.
	Supported processor upgrades are available from
	Dell.
Level 1 (L1) cache	8 KB
Level 2 (L2) cache	1.5–2.0* GHz processors: 256-KB pipelined-burst,
	eight-way set-associative, write-back SRAM
	2.2–2.6 GHz processors: 512-KB SRAM
	*Certain 2.0-GHz systems may be upgraded to 512-
	KB cache.
Memory
Architecture	200- and 266-MHz DDR SDRAM
Dual in-line memory module (DIMM) sockets	two (non-ECC only)
DIMM capacities	128, 256, 512 MB, and 1 GB
Minimum RAM	128 MB
Maximum RAM	2 GB
BIOS address	F0000h
Computer Information
Computer chip set	Intel 845G
Data bus width	64 bits
Address bus width	32 bits
Direct memory access (DMA) channels	7
Interrupts	23
Computer BIOS	4-Mb flash chip
System bus speed	400- or 533-MHz quad-data rate; 100- or 133-MHz
	clock (matches external bus speed)
Network interface controller	integrated PCI Network Interface with ASF (Alert
	Standards Format) support as defined by DMTF.
Audio
Audio type	AC97, Sound Blaster emulation; optional internal
	speaker
Audio controller	Integrated AC97 Codec
Stereo conversion	16-bit analog-to-digital; 20-bit digital-to-analog
Interfaces:
Internal	PCI bus/AC97
External	stereo line-in minijack and line-out minijack on the
	rear I/O panel; headphone and microphone
	connectors on the front panel
Video	GMCH embedded graphics
Expansion Bus
Bus type	USB 2.0
Memory module connector size	DDR — 184 pins
Drives
Externally accessible bay	one module bay for Dell portable devices
Internally accessible bay	one bay for a 2.5-inch IDE hard drive
Ports