Dell OptiPlex GX260 - Manual (Page 7)

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Technical Specifications
Dell™ OptiPlex™ GX260 Systems User's Guide
Microprocessor
Memory
Computer Information
Audio
Expansion Bus
Drives
Ports
Key Combinations
Controls and Lights
Power
Physical
Environmental
Microprocessor
Microprocessor type
Intel® Pentium® 4 and Celeron™
microprocessors. Design provides for
future Dell-supported upgrades. A slower
compatibility speed can be set through
system setup.
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 2.0G systems may be upgraded
to 512K cache.
Math coprocessor internal to microprocessor
Memory
Architecture
200- and 266-megahertz (MHz) double-
data rate (DDR) synchronous dynamic
random-access memory (SDRAM)
Dual in-line memory module (DIMM)
sockets
two non-error checking and correction
(non-ECC)
DIMM capacities 128, 256, 512 MB, and 1 GB
Minimum random-access memory (RAM) 128 MB
Maximum RAM 2 GB
Basic input/output system (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)