Lenovo Essential B470 431523U
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    Alienware M14x
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    General Class Standard Laptop Gaming Laptop
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 13.39 in x 1.32 in x 9.24 in13.27 in x 1.49 in x 10.17 in
    Weight 2.20 kg (4.85 lb)2.93 kg (6.45 lb)
    Color GrayBlack, Red
    Display Size 14 inches14 inches
    Resolution 1366x7681366x768
    LED YesYes
    3D NoNo
    Processor Name Intel Core i5 2410MIntel Core i7 2630QM
    Frequence 2.3 GHz2 GHz
    Cores 2 per processor4 per processor
    Cache L3 Cache:3.0 MBL3 Cache:6.0 MB
    Arhitecture 64-bit64-bit
    Technology 32nm32nm
    TDP 35W45W
    Graphics Type Dedicated card, Integrated cardDedicated card, Integrated card
    Name NVIDIA GeForce GT 410MNVIDIA GeForce GT 555M
    Memory 1024 MB1536 MB
    Name Intel HD Graphics 3000Intel GMA HD
    Features Processor clock:650 MHz
    Memory Capacity 4 GB4 GB
    Max Capacity 8 GB
    Max Capacity Per Slot 4 GB
    Type DDR3-1333 MHzDDR3
    Slots 22
    Total Slots 22
    Storage Capacity 250 GB500 GB
    RPM 5400RPM7200RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA
    Optical Type Reading support: CD DVD
    Writing support: CD DVD    		No
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11b, 802.11g, 802.11n), Intel WiDiYes (802.11a, 802.11g, 802.11n), Intel WiDi
    Bluetooth Yes Version:2.1 EDR:Yes
    Modem NoNo
    Infrared NoNo
    Wimax Yes
    UWB NoNo
    Broadband Wireless GSM (3G)
    Interfaces USB 4 Version:2.03
    HDMI YesYes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata Yes (1)No
    Thunderbolt No
    FireWire NoNo
    Microphone Microphone in 3.5mm
    Headphone Audio out 3.5mm
    Card Reader Memory Stick, Memory Stick PRO, SD, SDHC, xD-Picture Card, MMCYes
    Multi Purpose DriveBay NoNo
    Docking Station Port NoNo
    Other 1/8” stereo headphone output & microphone input combo jackDisplayPort
    Devices Keyboard Backlight
    Pointing Touchpad (2 Buttons)Touchpad (2 Buttons)
    Speakers Speakers total power:3W
    Camera Yes, 0.3 megapixelsYes, 2 megapixels
    Microphone YesYes
    Security Features Kensington lock, Fingerprint reader
    Baterry Cells 6 cells8 cells
    Type Li-IonLi-Ion
    Capacity 63 WHr
    Autonomy 3 Hours

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