Processor / Chipset
    CPU     AMD V series V120 / 2.2 GHz
    Cache    L2 - 512 KB
    64-bit Computing    Yes

Cache Memory
    Type    L2 cache
    Installed Size    512 KB

Storage
    Interface    Serial ATA-300
    Optical Drive    DVD±RW (±R DL) / DVD-RAM

RAM
    Memory Speed    1066 MHz
    Memory Specification Compliance    PC3-10600
    Configuration Features    1 x 1 GB
    Technology    DDR3 SDRAM
    Installed Size    1 GB
    Rated Memory Speed    1333 MHz

Memory
    Max Supported Size    8 GB
    Technology    DDR3 SDRAM
    Speed    1066 MHz / PC3-10600
    Form Factor    SO-DIMM 204-pin
    Slots Qty    2
    Empty Slots    1

Display
    LCD Backlight Technology    LED backlight
    Resolution    1366 x 768 (HD)
    Widescreen Display    Yes
    Image Aspect Ratio    16:9
    Monitor Features    BrightView
    Type    LED
    Diagonal Size (metric)    35.6 cm
    Display Resolution Abbreviation    HD

Audio & Video
    Graphics Processor    ATI Mobility Radeon HD 4250
    Total Available Graphics Memory    510 MB
    Integrated Webcam    Yes
    Sound    Stereo speakers, microphone
    Features    Altec Lansing speakers

Hard Drive
    Spindle Speed    7200 rpm
    Type    HDD
    Capacity    250 GB

Input Type    keyboard, touchpad

Communications
    Wireless Protocol    802.11b/g/n
    Wired Protocol    10/100 Ethernet

Optical Storage
    Disc Labeling Technology    LightScribe Technology
    Drive Type    DVD SuperMulti
    Type    DVD±RW (±R DL) / DVD-RAM

Processor
    CPU Type    V series
    Processor Number    V120
    Manufacturer    AMD
    Clock Speed    2.2 GHz

Card Reader
    Type    5 in 1 card reader
    Supported Flash Memory  Memory Stick, Memory Stick PRO, MultiMediaCard, SD Memory Card, xD-Picture Card

Battery
    Cells    6-cell
    Technology    lithium ion

AC Adapter
    Output    65 Watt

Connections & Expansion
    Interfaces    3 x USB 2.0
    Headphone output
    Microphone input
    LAN
    VGA
    HDMI
    Memory Card Reader
    5 in 1 (SD Card, Memory Stick, Memory Stick PRO, MultiMediaCard, xD-Picture Card)

Header
    Brand    Compaq
    Product Line    Compaq Presario
    Model    CQ42-121LA
    
Networking
    Data Link Protocol    Ethernet, Fast Ethernet, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
    Wireless LAN Supported    Yes

Video Output
    Graphics Processor    ATI Mobility Radeon HD 4250
    Graphics Processor Series    ATI Mobility Radeon HD

Video Memory
    Total Available Graphics Memory    510 MB

Notebook Camera
    Integrated Webcam    Yes