Lenovo IdeaPad U400 09932DU
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    Acer Aspire 8942
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    General Class Standard Laptop Desktop replacement
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 13.39 in x 0.89 in x 9.06 in17.34 in x 1.73 in x 11.62 in
    Weight 1.32 kg (2.9 lb)4.58 kg (10.1 lb)
    Color GrayBlack
    Display Size 14 inches18.4 inches
    Resolution 1366x7681920x1080
    LED YesYes
    3D NoNo
    Features Surface finish:Glossy
    Processor Name Intel Core i3 2330MIntel Core i7 820QM
    Frequence 2.2 GHz1.73 GHz
    Cores 2 per processor4 per processor
    Cache L3 Cache:3.0 MBL3 Cache:8.0 MB
    Arhitecture 64-bit64-bit
    Technology 32nm45nm
    Chipset Intel HM55 Express
    TDP 35W45W
    Features Front side bus (FSB):1333 MHz
    Graphics Type Integrated cardDedicated card
    Name Intel HD Graphics 3000ATI Mobility Radeon HD 5850
    Memory 1024 MB
    Features Processor clock:650 MHz
    Memory Capacity
    Max Capacity 8 GB8 GB
    Type DDR3DDR3-1066 MHz
    Storage Capacity 1000 GB160 GB
    RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATA (Bays (in use): 1)
    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), Intel WiDiYes (802.11a, 802.11b, 802.11g, 802.11n)
    Bluetooth NoYes Version:2.1 EDR:Yes
    Modem NoNo
    Infrared NoYes
    Wimax NoNo
    UWB NoNo
    Interfaces USB 3 Version:3.05 Version:2.0
    HDMI YesYes
    VGA Yes
    LAN RJ-45RJ-45
    ESata NoYes (1)
    Thunderbolt No
    FireWire NoYes (1)
    Expansion Slot ExpressCard (54)
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader NoMemory Stick, Memory Stick PRO, SD, xD-Picture Card, MMC
    Multi Purpose DriveBay NoNo
    Docking Station Port NoNo
    Other DisplayPort, Surround sound analog outputs (Type: 5.1), Digital audio output
    Devices Keyboard Dedicated media playback controls
    Pointing Touchpad (Multitouch)Touchpad (2 Buttons, Multitouch)
    Speakers Speakers total power:2WSubwoofer
    Camera Yes, 1.3 megapixelsYes
    Microphone YesYes
    Security Features Kensington lock, Fingerprint reader
    Baterry Cells 8 cells
    Type Li-Ion
    Autonomy 7 Hours3 Hours
    Other Adapter power consumption:Typical: 71 W Power adapter voltage:100 V - 240 V, 50 Hz, 60 Hz

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