Dell OptiPlex 755 - Manual (Page 244)

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User's Guide
Ultra Small Form Factor Computer Specifications
Ultra Small Form Factor Computer Specifications
Microprocessor
Microprocessor type The following are supported:
l Intel® Core™2
l Intel vPro™
l Intel Celeron®
Internal cache L1: up to 64 KB;
L2: up to 4 MB (depending on your processor)
Memory
Type 667-MHz or 800-MHz DDR2 SDRAM
Memory connectors 2
Memory modules supported 512 MB, 1 GB, or 2 GB non -ECC
Minimum memory dual-channel: 1 GB;
single-channel: 512 MB
Maximum memory 4 GB
BIOS address F0000h
Computer Information
Chipset Intel Q35 Express Chipset w/ICH9DO
Data bus width 64 bits
Address bus width 32 bits
DMA channels eight
Interrupt levels 24
BIOS chip (NVRAM) 32 Mb
NIC integrated network interface with ASF 1.03 and 2.0
support as defined by DMTF
Capable of 10/100/1000 communication
iAMT 3.0
Video
Type Intel Graphics Media Accelerator 3100 with integrated
DVI-I with dual-monitor support
Audio
Type ADI 1984 High Definition Audio
Stereo conversion 24-bit analog-to-digital; 24-bit digital-to-analog
Controllers
Drives one serial ATA controller supporting one device
Expansion Bus