Lenovo Thinkpad W510
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    Acer Aspire 7551
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    General Class Standard Laptop Desktop replacement
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 16.30 in x 1.40 in x 10.80 in
    Weight 3.31 kg (7.3 lb)
    Color BlackBlack
    Display Size 15.6 inches17.3 inches
    Resolution 1600x900
    LED Yes
    3D NoNo
    Processor Name Intel Core i7 720QMAMD Athlon II P320
    Frequence 1.6 GHz2.1 GHz
    Cores 4 per processor2 per processor
    Cache L3 Cache:6.0 MBL2 Cache:2.0 MB
    Arhitecture 64-bit64-bit
    Technology 45nm45nm
    Chipset AMD M880G
    TDP 45W25W
    Features Front side bus (FSB):3200 MHz
    Graphics Type Dedicated cardIntegrated card
    Name NVIDIA Quadro FX 880MATI Mobility Radeon HD 4250
    Memory 1024 MB
    Memory Capacity 2 GB4 GB
    Max Capacity 4 GB
    Max Capacity Per Slot 2 GB
    Type DDR3DDR3
    Slots 2
    Total Slots 2
    Storage Capacity 320 GB320 GB
    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
    Networking LAN 1000 mbps
    Wifi Yes (802.11a, 802.11g, 802.11n)Yes (802.11b, 802.11g, 802.11n)
    Bluetooth No
    Modem No
    Infrared No
    Wimax No
    UWB No
    Interfaces USB 4 Version:2.0 Powered while off:No
    HDMI Yes
    VGA YesYes
    LAN RJ-45
    ESata No
    FireWire No
    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, Multitouch)
    Camera Yes, 2 megapixelsYes
    Microphone YesYes
    Security Features Fingerprint reader
    Baterry Cells 9 cells6 cells
    Type Li-IonLi-Ion
    Capacity 2800 mAh
    Autonomy 3 Hours
    Other Adapter power consumption:Typical: 65 W

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