Lenovo B550
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    HP Pavilion dv4-2153cl
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    General Class Desktop replacement Standard Laptop
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 15.0 in x 1.43 in x 9.65 in13.15 in x 1.57 in x 9.45 in
    Weight 2.75 kg (6.06 lb)2.36 kg (5.2 lb)
    Color BlackBlack
    Display Size 15.9 inches14.1 inches
    Resolution 1366x7681280x800
    3D NoNo
    Processor Name Intel Celeron T3100Intel Core i3 330M
    Frequence 1.9 GHz2.13 GHz
    Cores 2 per processor2 per processor
    Cache L2 Cache:1.0 MBL3 Cache:3.0 MB
    Arhitecture 64-bit64-bit
    Technology 45nm32nm
    TDP 35W35W
    Features Front side bus (FSB):800 MHz
    Graphics Type Integrated cardIntegrated card
    Name Intel GMA 4500MIntel HD Graphics
    Memory up to 1696 MB
    Memory Capacity 4 GB
    Max Capacity 8 GB8 GB
    Max Capacity Per Slot 4 GB4 GB
    Type DDR3-1066 MHzDDR3
    Slots 2
    Total Slots 22
    Storage Capacity 160 GB320 GB
    Size 2.5"
    RPM 7200RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA
    Optical Type Reading support: CD DVD
    Writing support: CD DVD    		Reading support: CD DVD
    Writing support: CD DVD
    Features Disc labeling:Yes (LightScribe)
    Networking LAN 1000 mbps100 mbps
    Wifi Yes (802.11b, 802.11g, 802.11n)Yes (802.11b, 802.11g, 802.11n)
    Bluetooth NoNo
    Modem No
    Infrared NoYes
    Wimax NoNo
    UWB NoNo
    Interfaces USB 3 Version:2.0 Powered while off:No3 Version:2.0
    HDMI Yes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata NoYes (1)
    FireWire NoNo
    Expansion Slot ExpressCard (54, 34)
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader Memory Stick, Memory Stick PRO, SD, xD-Picture Card, MMC
    Multi Purpose DriveBay No
    Docking Station Port No
    Devices Keyboard
    Pointing Touchpad (2 Buttons)Touchpad (2 Buttons)
    Speakers Speakers total power:4W
    Camera Yes, 0.3 megapixelsYes
    Microphone YesYes
    Security Features Kensington lock
    Baterry Cells 6 cells6 cells
    Type Li-IonLi-Ion
    Autonomy 3 Hours
    Other Adapter power consumption:Typical: 65 W

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