Dell XPS 15z
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    HP EliteBook 8440w
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    General Class Desktop replacement Standard Laptop
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 15.15 in x 0.97 in x 10.25 in13.21 in x 1.23 in x 9.30 in
    Weight 2.51 kg (5.54 lb)2.40 kg (5.3 lb)
    Color GrayBlack
    Display Size 15.6 inches14 inches
    Resolution 1366x768
    LED YesYes
    3D NoNo
    Features Surface finish:Glossy
    Processor Name Intel Core i7 2410MIntel Core i5 520M
    Frequence 2.3 GHz2.4 GHz
    Cores 2 per processor2 per processor
    Cache L3 Cache:3.0 MBL3 Cache:3.0 MB
    Arhitecture 64-bit64-bit
    Technology 32nm32nm
    Chipset Intel HM67 ExpressIntel QM57 Express
    TDP 35W35W
    Graphics Type Dedicated card, Integrated cardDedicated card
    Name NVIDIA GeForce GT 525MNVIDIA Quadro FX 380M
    Memory 1024 MB512 MB
    Name Intel
    Memory Capacity 6 GB1 GB
    Type DDR3DDR3-1333 MHz
    Slots 21
    Storage Capacity 750 GB250 GB
    RPM 7200RPM7200RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA
    Optical Type Reading support: CD DVD
    Writing support: CD DVD    		Reading support: CD DVD BD
    Writing support: CD DVD BD
    Features Disc labeling:Yes (LightScribe)
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11a, 802.11g, 802.11n), Intel WiDiYes (802.11a, 802.11b, 802.11g, 802.11n)
    Bluetooth Yes Version:3.0Yes Version:2.1 EDR:No
    Modem NoNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 3 Version:2.03 Version:2.0
    HDMI Yes
    VGA Yes
    LAN RJ-45RJ-45
    ESata Yes (1)Yes (1)
    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 Memory Stick, Memory Stick PRO, SD, SDHC, SDXC, xD-Picture Card, MMCSD
    Multi Purpose DriveBay NoNo
    Docking Station Port NoYes
    Other DisplayPortDisplayPort
    Devices Keyboard BacklightDedicated media playback controls
    Pointing Touchpad (2 Buttons, Multitouch)Touchpad (2 Buttons)
    Camera Yes, 1.3 megapixelsNo
    Microphone YesYes
    Security Features Smart Card reader
    Baterry Cells 9 cells
    Type Li-PolLi-Ion
    Capacity 64 WHr / 2200 mAh100 WHr
    Autonomy 8.3 Hours
    Other Adapter power consumption:Typical: 90 WPower adapter voltage:100 V - 240 V, 50 Hz, 60 Hz

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