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HP Pavilion a450n Desktop PC Product Specifications

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Product number


Introduction date


Country/region sold in

  • United States and Canada


Base processor and speed

Pentium 4 / 3.0 GHz:
  • HyperThreading Technology
  • 800 MHz front side bus
  • mPGA478



Motherboard manufacturer


RAM (installed) 512 MB (1 x 512)
Maximum allowed2 GB (2 x 1 GB) requires the replacement of the 512 MB DIMM
Speed supportedPC3200 MB/sec
Type184 pin, DDR SDRAM
DIMM slotsTwo
Open slotsOne


Primary cache (L1)8 KB data + 12,000uOps Trace
Secondary (L2)512KB

Hard drive

  • 160 GB Ultra DMA
  • 7200 rpm

CD-ROM drive

48x maximum speed

Multi-media drive

4x DVD+R/+RW
DVD+R Write Once4X
DVD+RW Rewritable 2.4X
CD-R Write Once16X
CD-RW Rewritable10X
CD-ROM Read 32X
Power DC5V, DC12V
Video Standards PAL, NTSC
Data Buffer Memory2 MB

Diskette drive

1.44 MB (3.5-inch)

Video graphics

GeForceFX 5200 AGP2 8X card:
  • Fill rate: 1.3 billion texels/sec
  • Vertices per second: 81 million
  • Memory bandwidth: 10.4 GB/sec
  • Maximum memory: 128 MB


  • Integrated AC'97
  • 6-channel configurable audio


Integrated 10/100Base-T Fast Ethernet interface


High-speed V.92 data/fax


MPEG2 for full-motion digital video

7-in-1 card

7-in-1 digital media card reader supports the following cards:
  • Compact Flash I/II
  • SmartMedia
  • Memory Stick
  • Memory Stick Pro
  • MultiMediaCard
  • Secure Digital (SD)
  • IBM Micro Drive

External I/O ports

I/O ports on the front panel
Port typeQuantity
USB (2.0)Two
IEEE 1394One
7-in-1 media card readerOne, four slots
I/O ports on the back panel
Port typeQuantity
USB (2.0)Four
IEEE 1394One
AudioOne each (line-in, line-out, microphone)
VGA (monitor)One
PS/2 (keyboard, mouse)Two

Expansion slots (total)

Slot typeQuantity
PCIThree (two available)
DIMMTwo (one available)
AGP 8xOne (occupied)

Drive bays (total)

Bay typeQuantity
5.25-inch, externalTwo (both occupied)
3.5-inch, externalTwo (both occupied)
3.5-inch, internalTwo (one available)

Keyboard and mouse

  • HP PS/2 Internet keyboard
  • French Canada keyboard kit (French Canada only)
  • HP PS/2 deluxe optical scroller mouse

Physical specifications

  • Packaged product: 11.75 x 19.5 x 24 inches (H x W x D)
  • Unpackaged product: 7.5 x 15.2 x 16.5 inches
  • Packaged weight: 38 pounds


Key to software:
  • cd/dvd = media included in box
  • eng = English only, even in French Canada
  • fc = only available in French Canada
  • nfc = not available in French Canada
Software titles that shipped with PC
Software categorySoftware title
Operating SystemMicrosoft Windows XP Home Edition
CD-RW / DVDRecordNow 6.5

WinDVD SE 4.0 (with optional 5.1 upgrade)
Entertainment, Music, and Games
  • MusicMatch Jukebox 8.0 (nfc)
  • MusicMatch Jukebox 7.1 (fc)
  • RealOne Player
  • Wild Tangent Game Channel (nfc)
  • Microsoft Plus Digital Media Edition (nfc)
  • ATI multimedia cent applications (CD/DVD) (nfc)
Imaging, Photography, Video, and Film
  • HP Organize (nfc)
  • HP Image Zone Plus
  • ArcDoft ShowBiz 2 (IEEE 1394)
Education and Reference
  • MSN Encarta Plus (nfc)
  • Encarta Encyclopedia 2004 Standard Edition (cd/dvd) (fc)
Productivity and Finance
  • Adobe Acrobat Reader
  • Microsoft Money 2004 (cd/dvd)(nfc)
  • Microsoft Office Student and Teacher Edition (60-day trial) and Works 7.0 (cd/dvd)
  • Quicken New User Edition 2004 (nfc)
  • TurboTax 2003 offer desktop icon
  • myhpclub (nfc)
HP Recovery
  • Microsoft System Restore
  • Software Repair Wizard
  • Recovery Software Suite:
    • System Recovery program
    • Application Recovery program
    • Recovery Tools CD
    • Recovery CD/DVD Creator
Service and Support
  • Backweb Client
  • Help & Support center (fc)
  • Help & Support Center/HP Instant Support (nfc)
  • Safety and Comfort Guide
  • Desktop Web-based registration
PC Security
  • Norton AntiVirus 2004
  • Norton Personal Firewall 2003
  • Security and backup splash page (nfc)
Utility, Maintenance, and Performance
  • 7-in-1 card reader utility
  • PC Doctor
  • Owner services icon and HTML page
ISP Signup
  • Easy Internet Signup
  • AOL
  • MSN 8.0 (nfc)
  • Yahoo (nfc)
  • DigiTerra (nfc)
  • CompuServe (nfc)


Standard warranty included with purchase
Warranty typeWarranty duration
Parts and LaborOne year from date of purchase
Hardware TroubleshootingOne year from date of purchase

24 hour/7 days a week
Software Application Support30 days (upgraded to 90 days upon PC registration)

24 hour/7 days a week
Software Defective Media Replacement30 days (on media shipped in the box)
Self Repair (kits)One year from date of purchase
Return to HP or to an Authorized Service ProviderOne year from date of purchase

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