Support Components; System Memory - HP Compaq Elite 8000 CMT Technical Reference Manual

Compaq 8000 elite series business desktop computers
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2.3.3 Support Components

Input/output functions not provided by the chipset are handled by other support components.
Some of these components also provide "housekeeping" and various other functions as well.
Table 2-4 shows the functions provided by the support components.
Component Name
WPCD376H SIO Controller
Intel 82567LM Network Interface
Controller
ALC261 HD Audio Codec
NOTES:
[1] Not used in USDT form factor.
[2] Com1 supported only on SFF and CMT form factors. COM2 requires external bracket/cable
assembly.
[3] Supported only on SFF and CMT form factors, requires external bracket/cable assembly.

2.3.4 System Memory

These systems implement a dual-channel Double Data Rate (DDR3) memory architecture. All
models support DDR3 1333-, 1066, and 800-MHz memory modules. The USDT system
provides two SODIMM sockets supporting up to eight gigabytes of memory while the SFF and
CMT form factors provide four UDIMM sockets and support a total of 16 gigabytes of memory.
1333-MHz memory modules are clocked down to 1066 megahertz
SODIMM and DIMM components are NOT interchangeable.
Technical Reference Guide
Table 2-4
Support Component Functions
Function
Keyboard and pointing device I/F
Serial I/F (COM1and COM2) [2]
Parallel I/F (LPT1, LPT2, or LPT3) [3]
PCI reset generation
Interrupt (IRQ) serializer
Power button and front panel LED logic
GPIO ports
Processor over temperature monitoring
Fan control and monitoring
Power supply voltage monitoring
SMBus and Low Pin Count (LPC) bus I/F
10/100/1000 Fast Ethernet network interface controller.
Audio mixer
Two digital-to-analog stereo converters
Two analog-to-digital stereo converters
Analog I/O
Supports stereo (two-channel) audio streams
www.hp.com
System Overview
2-7

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