Dell Studio 1557
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    Samsung SF310
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    General Class Standard Laptop Portable Laptop
    Operating Sistem Windows 7
    Body Dimensions 14.63 in x 1.23 in x 9.96 in13.03 in x 1.28 in x 9.29 in
    Weight 2.51 kg (5.54 lb)2.06 kg (4.54 lb)
    Color Black
    Display Size 15.6 inches13.3 inches
    Resolution 1366x7681366x768
    LED YesYes
    3D NoNo
    Processor Name Intel Core i7 Intel Core i5 460M
    Frequence 2.53 GHz
    Cores 2 per processor
    Cache L3 Cache:3.0 MB
    Arhitecture 64-bit
    Technology 32nm
    Chipset Intel PM55Intel HM55
    TDP 35W
    Graphics Type Dedicated cardDedicated card
    Name AMD / ATI Radeon / Mobility Radeon HD 4570NVIDIA GeForce 310M
    Memory 512 MB512 MB
    Memory Capacity 1 GB4 GB
    Max Capacity 8 GB
    Max Capacity Per Slot 4 GB
    Type DDR3-1066 MHzDDR3
    Slots 1
    Total Slots 2
    Storage Capacity 320 GB
    RPM 5400RPM
    Type Hard Disc (HDD)
    Interface SATA
    Optical Type Reading support: CD DVD
    Writing support: CD DVD
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11a, 802.11b, 802.11g, 802.11n)Yes (802.11b, 802.11g, 802.11n)
    Bluetooth Yes Version:3.0
    Modem No
    Infrared No
    Wimax No
    UWB No
    Interfaces USB 2 Version:2.03 Version:2.0 Powered while off:Yes
    HDMI YesYes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata Yes (1)No
    FireWire Yes (1)No
    Expansion Slot ExpressCard (34), Mini PCIPC Card (PCMCIA)
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Multi Purpose DriveBay NoNo
    Docking Station Port NoNo
    Other S-Video
    Devices Keyboard
    Pointing Touchpad (2 Buttons)Touchpad (2 Buttons)
    Speakers Speakers total power:3W
    Camera Yes, 2 megapixelsYes
    Microphone YesYes
    Security Features Kensington lock
    Baterry Cells 6 cells6 cells
    Type Li-IonLi-Ion
    Capacity 61 WHr
    Other Adapter power consumption:Typical: 65 W Power adapter voltage:100 V - 240 VAdapter power consumption:Typical: 60 W

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