Technical specifications – Dell OptiPlex SX270 User Manual
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Technical Specifications
Dell™ OptiPlex™ SX270 Systems User's Guide
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
128-KB or 512-KB (depending on your computer
configuration) pipelined-burst, eight-way set
associative, write-back SRAM
Memory
Architecture
333- and 400-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 865G
Data bus width
64 bits
Address bus width
32 bits
Interrupts
23
Computer BIOS
4-Mb flash chip
System bus speed
800-, 533-, or 400-MHz quad-data rate; 200-, 133-,
or 100-MHz clock (matches external bus speed)
Network interface controller
Gigabit integrated network interface with ASF 1.0
support as defined by DMTF
Capable of 10/100/1000 communication
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
865G embedded graphics
Expansion Bus
Bus type
USB 2.0
Memory module connector size
DDR — 184 pins
Drives
Externally accessible bay
one bay for Dell C-module portable devices
Internally accessible bay
one bay for a parallel ATA100 2.5-inch hard drive
Ports
Externally accessible:
Serial (data terminal equipment [DTE])
one 9-pin connector; 16550-compatible on the back
I/O panel
Parallel
one 25-hole connector (bidirectional) on the back I/O
panel