Lenovo B550
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    Sony VAIO VPCF21Z1E/BI
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    General Class Desktop replacement Desktop replacement
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 15.0 in x 1.43 in x 9.65 in15.68 in x 1.34 in x 10.68 in
    Weight 2.75 kg (6.06 lb)
    Color BlackBlack
    Display Size 15.9 inches16 inches
    Resolution 1366x7681920x1200
    LED Yes
    3D NoYes
    Processor Name Intel Celeron T3100Intel Core i7 2630QM
    Frequence 1.9 GHz2 GHz
    Cores 2 per processor4 per processor
    Cache L2 Cache:1.0 MBL3 Cache:6.0 MB
    Arhitecture 64-bit64-bit
    Technology 45nm32nm
    Chipset Intel HM65 Express
    TDP 35W45W
    Features Front side bus (FSB):800 MHz
    Graphics Type Integrated cardDedicated card, Integrated card
    Name Intel GMA 4500MNVIDIA GeForce GT 540M
    Memory 1024 MB
    Name Intel HD 3000
    Memory up to 4095 MB
    Memory Capacity 8 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 GB640 GB
    Size 2.5"
    RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA
    Features Cache:7200 MB
    Optical Type Reading support: CD DVD
    Writing support: CD DVD    		Reading support: CD DVD BD
    Writing support: CD DVD BD
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11b, 802.11g, 802.11n)Yes (802.11b, 802.11g, 802.11n)
    Bluetooth NoYes Version:3.0
    Modem No
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 3 Version:2.0 Powered while off:No3
    HDMI Yes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata No
    FireWire NoYes (1)
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader Memory Stick Duo, Memory Stick PRO-HG Duo, SD, SDHC, SDXC
    Multi Purpose DriveBay No
    Docking Station Port No
    Other Digital audio output (Optical)
    Devices Keyboard Backlight
    Pointing Touchpad (2 Buttons)Touchpad (Multitouch)
    Speakers Speakers total power:4W
    Camera Yes, 0.3 megapixelsYes, 1.3 megapixels
    Microphone YesYes
    Security Features Kensington lock
    Baterry Cells 6 cells
    Type Li-IonLi-Ion
    Capacity 54 WHr / 5000 mAh
    Autonomy 3 Hours

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