Lenovo Essential B470 431524U
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    Dell Studio 1749
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  • 4.3
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    General Class Standard Laptop Desktop replacement
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 13.37 in x 1.30 in x 9.22 in16.28 in x 1.10 in x 11.40 in
    Weight 3.00 kg (6.61 lb)3.21 kg (7.08 lb)
    Color Black
    Display Size 14 inches17.3 inches
    Resolution 1366x7681600x900
    LED YesYes
    3D NoNo
    Processor Name Intel Core i3 2310MIntel Core i3 330M
    Frequence 2.1 GHz2.13 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 GM45
    TDP 35W35W
    Graphics Type Integrated cardIntegrated card
    Name Intel HD Graphics 3000Intel HD Graphics
    Memory Capacity 4 GB3 GB
    Max Capacity 8 GB
    Max Capacity Per Slot 4 GB
    Type DDR3-1333 MHzDDR3-1066 MHz
    Slots 2
    Total Slots 22
    Storage Capacity 500 GB250 GB
    Size 2.5"
    RPM 5400RPM5400RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA
    Optical Type Reading support: CD DVD
    Writing support: CD DVD    		Reading support: CD DVD
    Writing support: CD DVD
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11a, 802.11b, 802.11g, 802.11n)Yes (802.11n)
    Bluetooth Yes Version:2.1 EDR:YesNo
    Modem NoNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 32 Version:2.0
    HDMI YesYes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata Yes (1)Yes (1)
    Thunderbolt No
    FireWire NoYes
    Expansion Slot ExpressCard (34), PCI Express Mini
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader Yes
    Multi Purpose DriveBay NoNo
    Docking Station Port No
    Other DisplayPort
    Devices Keyboard Backlight
    Pointing Touchpad (2 Buttons)Touchpad (2 Buttons)
    Camera Yes, 0.3 megapixelsYes, 2 megapixels
    Microphone YesYes
    Security Features Fingerprint reader
    Baterry Cells 6 cells6 cells
    Type Li-IonLi-Ion
    Capacity 56 WHr

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