Dell OptiPlex GX260 User Guide - Page 7

Back to Contents Page 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 Level 1 (L1) cache Level 2 (L2) cache Intel® Pentium® 4 and Celeron™ microprocessors. Design provides for future Dell-supported upgrades. A slower compatibility speed can be set through system setup. 8 KB 1.5- 2.0* GHz processors: 256-KB pipelined-burst, eight-way setassociative, 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) doubledata 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)