Lenovo B550
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    Acer Aspire AS7552G-6061
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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 in16.34 in x 1.35 in x 10.83 in
    Weight 2.75 kg (6.06 lb)3.30 kg (7.28 lb)
    Color BlackBlack
    Display Size 15.9 inches17.3 inches
    Resolution 1366x7681600x900
    LED Yes
    3D NoNo
    Processor Name Intel Celeron T3100AMD Phenom II N950
    Frequence 1.9 GHz2.1 GHz
    Cores 2 per processor4 per processor
    Cache L2 Cache:1.0 MBL2 Cache:2.0 MB
    Arhitecture 64-bit64-bit
    Technology 45nm45nm
    Chipset AMD M880G
    TDP 35W35W
    Features Front side bus (FSB):800 MHzFront side bus (FSB):3600 MHz
    Graphics Type Integrated cardDedicated card
    Name Intel GMA 4500MAMD / ATI Radeon / Mobility Radeon HD 5650
    Memory 1024 MB
    Memory Capacity 4 GB
    Max Capacity 8 GB12 GB
    Max Capacity Per Slot 4 GB4 GB
    Type DDR3-1066 MHzDDR3
    Slots 1
    Total Slots 23
    Storage Capacity 160 GB500 GB
    Size 2.5"
    RPM 5400RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA (SATA type: 3Gbit/s, Bays (in use): 1)
    Optical Type Reading support: CD DVD
    Writing support: CD DVD    		Reading support: CD DVD
    Writing support: CD DVD
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11b, 802.11g, 802.11n)Yes (802.11b, 802.11g, 802.11n)
    Bluetooth NoNo
    Modem No
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 3 Version:2.0 Powered while off:No4 Version:2.0
    HDMI Yes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata NoNo
    FireWire NoNo
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader SD
    Multi Purpose DriveBay No
    Docking Station Port No
    Devices Keyboard
    Pointing Touchpad (2 Buttons)Touchpad
    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
    Capacity 4400 mAh
    Autonomy 3 Hours2.33 Hours

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