Dell OptiPlex GX280 - Manual (Page 15)

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Specifications
Dell™ OptiPlex™ GX280 Systems User's Guide
Microprocessor
Microprocessor type
Intel® Pentium
®
4; design provides for
future Dell-supported upgrades.
Level 1 (L1) cache 32 KB
Level 2 (L2) cache 1 MB pipelined-burst, eight-way set
associative, write-back SRAM
Memory
Type
400 & 533 MHz DDR2 SDRAM
Memory connectors small form-factor computer: 2
small desktop computer: 4
desktop computer: 4
small mini-tower computer: 4
mini-tower computer: 4
Memory capacities 128 MB, 256 MB, 512 MB, or 1 GB non-
ECC
Minimum memory dual-channel: 256 MB
single-channel: 128 MB
Maximum memory small form-factor computer: 2 GB
small desktop computer: 4 GB
desktop computer: 4 GB
small mini-tower computer: 4 GB
mini-tower computer: 4 GB
BIOS address F0000h
Computer Information
Chipset
Intel Grantsdale
Data bus width 64 bits
Address bus width 32 bits
DMA channels eight
Interrupt levels 24
BIOS chip (NVRAM) 4-Mb
Memory speed 400 & 533 MHz
NIC integrated network interface with ASF
1.03 support as defined by DMTF.
Capable of 10/100/1000 communication:
Green — A good connection exists
between a 10-Mbps network and
the computer.
Orange — A good connection exists
between a 100-Mbps network and
the computer.
Yellow — A good connection exists