Lenovo Essential G770
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    Sony VAIO VPC-EC490X
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    General Class Desktop replacement Desktop replacement
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 16.38 in x 1.77 in x 10.71 in
    Weight 6.61 kg (14.57 lb)
    Color BlackBlack
    Display Size 17.3 inches17.3 inches
    Resolution 1600x9001600x900
    3D NoNo
    Processor Name Intel Pentium Dual-Core B940Intel Core i3 380M
    Frequence 2 GHz2.53 GHz
    Cores 2 per processor2 per processor
    Cache L3 Cache:2.0 MBL3 Cache:3.0 MB
    Arhitecture 64-bit64-bit
    Technology 32nm32nm
    TDP 35W35W
    Graphics Type Integrated cardDedicated card
    Name Intel GMA HDATI Mobility Radeon HD 5470
    Memory 512 MB
    Memory Capacity 4 GB
    Max Capacity 8 GB
    Type DDR3DDR3
    Slots 2
    Storage Capacity 250 GB320 GB
    Size 3.5"
    RPM 5400RPM
    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
    Networking LAN 100 mbps
    Wifi Yes (802.11b, 802.11g, 802.11n)
    Modem No
    Infrared No
    Wimax No
    UWB No
    Interfaces USB 4 Version:2.0 Powered while off:No
    HDMI Yes
    VGA Yes
    LAN RJ-45
    ESata No
    FireWire No
    Microphone Microphone in 3.5mm
    Headphone Audio 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:3W
    Camera Yes, 2 megapixelsYes
    Microphone YesYes
    Security Features Kensington lock
    Baterry Cells 6 cells
    Autonomy 5.5 Hours3 Hours

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