HP DM4 - Manual (Page 10)

Customer-accessible and upgradable √ √
Supports up to 8 GB of system memory √ √
DDR3-1333MHz dual channel support √ √
Supports the following configurations: √ √
● 8192 MB (4096 MB x 2) (No support for 32 bit
operating systems)
● 6144 MB (2048 MB x 1 + 4096 MB x 1) (No
support for 32 bit operating systems)
● 4096 MB (2048 MB x 2)
● 4096 MB (4096 MB x 1)
● 3072 MB (1024 MB x 1 + 2048 MB x 1)
● 2048 MB (2048 MB x 1)
● 2048 MB (1024 MB x 2)
● 1024 MB (1024 MB x 1) (No support for
Microsoft Windows 7, 64 bit)
Hard drives HP ProtectSmart Hard Drive Protection √ √
Supports the following 9.5 mm, 6.35 cm (2.5 in)
SATA hard drives √ √
● 750 GB, 7200 rpm
● 640 GB, 7200 rpm
● 500 GB, 7200 rpm
● 320 GB, 7200 rpm
Supports the following solid-state drive: √ √
● 160 GB √ √
Optical drives Supports the DVD±R/RW SuperMulti Double-Layer
Drive (9.5 mm tray load, fixed, SATA) (select
models only)
Optical drive weight saver available for non-ODD
models
√ √
Camera HP TrueVision HD √ √
Fixed (no tilt), activity LED √ √
1280 × 800 by 30 frames per second √ √
Microphone One microphone, digital (software included) √ √
Echo cancellation and noise suppression √ √
Audio Dolby Home Theater, HD audio √ √
Supports Microsoft Premium requirements √ √
Altec Lansing speakers (2) √ √
Ethernet Integrated 10/100/1000 network interface card (NIC) √ √
2 Chapter 1 Product description