Lenovo ThinkPad W520
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    Clevo M771K
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    General Class Standard Laptop Desktop replacement
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 14.68 in x 1.41 in x 9.65 in15.64 in x 1.56 in x 11.12 in
    Weight 2.70 kg (5.95 lb)2.90 kg (6.39 lb)
    Color BlackBlack
    Display Size 15.6 inches17 inches
    Resolution 1400x900
    LED Yes
    3D NoNo
    Features Surface finish:Glossy
    Processor Name Intel Core i5 2520MAMD Athlon 64 TF-20
    Frequence 2.5 GHz1.6 GHz
    Cores 2 per processor2 per processor
    Cache L3 Cache:3.0 MBL2 Cache:0.5 MB
    Arhitecture 64-bit64-bit
    Technology 32nm
    Chipset AMD RS690E + SB600
    TDP 35W15W
    Graphics Type Dedicated cardIntegrated card
    Name NVIDIA Quadro 1000MATI Mobility Radeon X1270
    Memory 2048 MBup to 512 MB
    Memory Capacity
    Max Capacity 32 GB4 GB
    Max Capacity Per Slot 8 GB
    Type DDR3DDR2-667 MHz
    Total Slots 4
    Storage Capacity 160 GB
    Size 2.5"
    RPM 7200RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA
    Optical Type YesReading support: CD DVD
    Writing support: CD DVD
    Networking LAN 100 mbps
    Wifi Yes (802.11a, 802.11g, 802.11n)No
    Bluetooth No
    Modem No
    Infrared No
    Wimax No
    UWB No
    Interfaces USB 3 Powered while off:Yes3 Version:2.0
    HDMI Yes
    VGA Yes
    LAN RJ-45
    ESata Yes (1)No
    FireWire NoNo
    Expansion Slot ExpressCard (34), PCI Express MiniExpressCard (54, 34), Mini PCI
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader MMCMemory Stick, Memory Stick Duo, Memory Stick PRO, SD, miniSD, MMC, RS-MMC
    Multi Purpose DriveBay No
    Docking Station Port No
    Other DisplayPort, Digital audio output
    Devices Keyboard
    Pointing Touchpad (2 Buttons), Pointing stick (2 Buttons)Touchpad (2 Buttons, Multitouch)
    Camera YesNo
    Microphone YesYes
    Security Features Kensington lock
    Baterry Cells 9 cells6 cells
    Type Li-IonLi-Ion
    Capacity 48.84 WHr
    Autonomy 10.7 Hours3 Hours
    Other Adapter power consumption:Typical: 65 W Power adapter voltage:100 V - 240 V, 50 Hz, 60 Hz

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