HP Compaq dc7100 SFF User Manual

Technical Reference Guide 361834-001 3-7
Processor/Memory Subsystem
Figure 3-3 shows the system memory map.
✎
All locations in memory are cacheable. Base memory is always mapped to DRAM. The next 128
KB fixed memory area can, through the north bridge, be mapped to DRAM or to PCI space.
Graphics RAM area is mapped to PCI locations.
Figure 3-3. System Memory Map
High BIOS Area
DMI/APIC
PCI
Top of DRAM
16 MB
4 GB
TSEG
IGC (1-32 MB)
DOS
640 KB
FFFF FFFFh
1 MB
Main
BIOS
00FF FFFFh
FFE0 0000h
000F FFFFh
Base Memory
Extended BIOS
Legacy Video
Expansion Area
0000 0000h
0010 0000h
0100 0000h
Main
Area
F000 0000h
Memory
Area
Memory
Memory
Area
Compatibilty
Area
Main
Memory

HP Compaq dc7100 SFF Specifications

General

Processor Speed	Up to 3.8 GHz
Graphics	Integrated Intel Graphics Media Accelerator 900
Audio	Integrated AC'97 audio
Form Factor	Small Form Factor (SFF)
Power Supply	240W
Processor	Intel Pentium 4
Chipset	Intel 915G Express
Memory	Up to 4 GB DDR
Storage	40 GB to 160 GB HDD
Optical Drive	CD-ROM or DVD-ROM
Network	Integrated Intel Gigabit Ethernet
Expansion Slots	1 PCI Express x16
Ports	USB 2.0, serial, parallel, VGA
Operating System	Windows XP Professional