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Compaq Presario SR2172NX Desktop PC Product Specifications

Product release information

Product number


Release date


Country/region sold in

  • US

  • Canada


RC415ST-HM (Alhena5)

Figure 1: Motherboard top view

Image of motherboard
  • Manufacturer: ECS

  • Form factor: Micro ATX - 9.6 inches (24.4 cm) x 9.6 inches (24.4 cm)

  • Chipset: ATI Radeon Xpress 1100 for Intel Processors

  • Memory sockets: 2 x DDR2

  • Front side bus speeds: 800/533 MHz (processor dependent)

  • Processor socket: 775

  • Expansion Slots:

    • 3 PCI slots

    • 1 PCI x16 slot for graphics card

  • For more details, see Alhena5 motherboard specifications .


Pentium4 631

Figure 2: Intel Pentium4 logo

Image of Pentium4 logo
  • Operating speed: Up to 3.0 GHz

  • Number of cores: 1

  • Socket: 775

  • Bus speed: 800 MHz

Processor upgrade information

Socket type: 775

Motherboard supports the following processor upgrades:

  • Pentium D 900 series (Presler)

  • Pentium 4 601 series (Conroe)

  • Celeron D 3xx series (Conroe)

  • Celeron D 3xx series (Prescott)


1 GB

  • Amount: 1 GB

  • Speed: PC2-4200 MB/sec

Memory upgrade information

  • Single-channel memory architecture

  • 2 x 240-pin DIMM sockets

  • Supports PC2-3200 (400 MHz), PC-4200 (533 MHz) DDR2 DIMMs

  • non-ECC memory only, unbuffered

  • Maximum HP/Compaq approved memory is 2 GB

Video graphics

Integrated Graphics

*Integrated video is not available if a graphics card is installed.

  • Integrated

  • Dynamically allocates up to 256 MB from system memory

  • VGA output on back panel


Integrated Realtek ALC888 Audio

  • High Definition 6 channel audio

  • Audio CODEC: Realtek ALC888


LAN: 10-Base-T

  • Interface: Integrated into motherboard

  • Technology: Realtek RTL8100

  • Data transfer speeds: up to 10/100 Mb/s

  • Transmission standards:10-Base-T Ethernet

Modem: 56K WinModem

Figure 3: Modem card side view

 Image of modem card
  • Interface: PCI 2.2

  • Data transfer speeds: up to 56 kbps for V.92 connections*

  • Transmission standards: V.92, V.90, V.44, V.34*

    * Features must supported by the ISP at time of connection.

Hard drive

120 GB

Figure 4: Hard drive

  • Size: 120 GB

  • Interface: SATA

  • Transfer rating: 3.0 Gb/sec

  • Rotational Speed: 7200 RPM

CD/DVD disc drive

SuperMulti 16X DVD(+/-)R/RW RAM (+/-)R DL LightScribe drive

Figure 5: Optical Drive

Image of the optical drive
  • Interface: IDE

  • Data buffer memory: 2 MB

  • Maximum storage capacity: 8.5 GB

  • Must use Double-Layer media discs in order to take advantage of the DL technology

  • Must use LightScribe-enabled media discs and supporting software in order to take advantage of the LightScribe technology

Maximum speed
up to 5x
DVD+R DL write once
up to 8x
DVD-R DL write once
up to 4x
DVD+R write once
up to 16x
DVD+RW rewriteable
up to 8x
DVD-R write once
up to 16x
DVD-RW rewriteable
up to 6x
DVD-ROM read
up to 16x
CDR write once
up to 40x
CDRW rewriteable
up to 32x
CDROM read
up to 40x

Computer Case

Mid-size ATX

Bay size
Total Bays*
13.33 cm (5.25 inch)
8.89 cm (3.5 inch)
* Bays may be occupied by existing hardware.

Power Supply


250W power supply

I/O Ports

Front I/O ports

  • USB: 2

  • Headphone: 1

Back I/O ports

Figure 6: Back I/O panel

1 - PS/2 mouse (green)
2 - RJ-45 Network (LAN)
3 - Audio: Line Out (lime)
4 - Audio: Line In (light blue)
5 - Audio: Microphone (pink)
6 - USB 2.0: 4
7 - Video Graphics Adapter
8 - PS/2 keyboard (purple)

Keyboard, mouse and input devices

Compaq home professional keyboard

Figure 7: Top view of keyboard

Top view of keyboard
  • Interface Type: PS/2

  • Special buttons:

    • Search

    • E-mail

    • Compaq club

    • Help

    • Calculator

    • Volume up

    • Volume down

    • Mute

    • Sleep

Quebec Keyboard Kit

A keyboard kit for French Canada to enhance the keyboard experience when using this computer with the French language.

HP PS/2 scroller mouse

Figure 8: Top view of mouse

HP PS/2 scroller mouse
  • Interface: PS/2

  • Buttons: left, right, and clickable scroll wheel


Titles that shipped with PC

NOTE: HP provides basic support for software that comes with the computer. For in-depth feature assistance, refer to the help section in the software or on the software vendor's Web site.
Software Category
Software Title
Supported by HP Application Recovery
Operating System
  • Windows Vista Home Basic (32-bit)

  • Windows Anytime Upgrade

  • No

  • No

  • HP DVD Play 2.3

  • Roxio Creator 9 Basic

  • Yes

  • Yes

Entertainment, Music & Games
  • My HP Games (not available in French Canada)

  • Yes

  • Adobe Reader

  • Microsoft Works 8.0

  • Yes

  • Yes

Imaging, Photography, Video & Film
  • HP Photosmart Essential 2

  • No

  • Norton Internet Security 2007 (60-day security update subscription)

  • Yes

  • HP Total Care Advisor (not available in French Canada)

  • HP Hardware Diagnostic Tools

  • Compaq Connections

  • Help & Support Center

  • Online documentation

  • No

  • Yes

  • No

  • No

  • No

  • HP Recovery Manager

  • HP Recovery Disc Creator

  • No

  • No

Internet Solutions
  • Microsoft Internet Explorer

  • Yahoo toolbar

  • ISP offers

  • No

  • No

  • No

HP Partner offers
  • Vonage VOIP

  • No

NOTE: This support document provides specifications and component images that reflect the original design intention for all PCs of this model. Under certain circumstances, a factory or service provider may install a component that meets or exceeds the listed specification and/or appears different than the image shown.

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