HP 721d Technical Specifications

Technical Specifications

Model 721d P7545A

Processor & Speed

Chipset SIS 650
Motherboard Missouri-GLAS
RAM 256/2100 MB DDR SDRAM
Maximum 2 GB (2x1G DDR SDRAM)
Sockets Two 184-pin DDR DIMMs
Size 128, 256, 512 and 1024 MB DDR DIMMs
Free DIMM Sockets One
Pairs Required No
Type Supported JEDEC unbuffered DDR SDRAM DIMM

Cache 8KB Data Cache + Trace Cache L1, 256 KB

Hard Drive 40 GB
CD-Recordable/Re-Writable Drive 24x-Write / 10X-Re-write/CD-ROM speed

Access Speed 110ms
Transfer Speed 6.0MB/sec.
Diskette Drive 3.5” (1.44MB)
Fax/Data Modem V.90 56Kbps
Fax Speed Up to 14.4Kbps
Data Compression V.42 bis
Error Correction V .42
EIA Fax Commands Class 1
Video Graphics Ultra AGP-II Graphics
Controller Real256TM 2D/3D Graphics Accelerator,

Video Memory UMA, shared system memory up to 64 MB,

Feature Connector
(game/joystick)
Network Card 10/100 BaseT, Integrated

MPEG-1/2 MPEG-1 for full-screen, full-motion digital

Sound Integrated on MB
Controller Analog Devices 1885
3D Sound Support Direct Sound 3D, A3D 1.0
Microphone With select HP Pavilion Multimedia Displays
Chassis Turbo NP, 200HV PSU
External Ports 4= USB, 1= serial, 1= parallel
Front I/O Connector 2= USB
Expansion Slots (Total) 3= PCI, 1= AGP
Expansion Slots (FREE) 2= PCI, 1=AGP
Drive Bays (Total) Two 5.25” external, One 3.5” external,

Drive Bays (FREE) One 5.25” external, One 3.5” internal
Speakers HP/Polk Audio® stereo speakers, Series L
Keyboard/Mouse One-touch Enhanced Keyboard, USB Optical

1.6 GHz Intel® Pentium® 4 Processor –
PGA478

specification

L2 Integrated on Processor module

=40x max.

Integrated

32 MB default

Yes

video

Two 3.5” internal

scrolling mouse