HP Pavilion dm4-2015dx
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    Lenovo IdeaPad Y450
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    General Class Standard Laptop Portable Laptop
    Operating Sistem Windows 7 Windows Vista
    Body Dimensions 13.42 in x 0.98 in x 8.98 in13.40 in x 9.10 in x 1.40 in
    Weight 2.00 kg (4.4 lb)2.09 kg (4.6 lb)
    Color Black
    Display Size 14 inches14 inches
    Resolution 1366x7681366x768
    LED YesYes
    3D NoNo
    Features Surface finish:Glossy
    Processor Name Intel Core i3 2310Intel Pentium Dual-Core T4200
    Frequence 2.1 GHz2 GHz
    Cores 2 per processor2 per processor
    Cache L3 Cache:3.0 MBL2 Cache:1.0 MB
    Arhitecture 64-bit32-bit
    Technology 32nm45nm
    Chipset Mobile Intel GM45
    TDP 35W35W
    Features Front side bus (FSB):800 MHz
    Graphics Type Integrated cardIntegrated card
    Name Intel HD 3000Intel X4500
    Memory 64 MB up to 1696 MB
    Memory Capacity 4 GB4 GB
    Max Capacity 8 GB8 GB
    Max Capacity Per Slot 4 GB
    Type DDR3DDR2-667 MHz, DDR3-1066 MHz
    Slots 12
    Total Slots 2
    Storage Capacity 640 GB250 GB
    RPM 5400RPM5400RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATA (SATA type: 3Gbit/s, Bays (in use): 1)SATA
    Optical Type Reading support: CD DVD
    Writing support: CD DVD    		Reading support: CD DVD
    Writing support: CD DVD
    Networking LAN 1000 mbps100 mbps
    Wifi Yes (802.11b, 802.11g, 802.11n)Yes (802.11a, 802.11b, 802.11g, 802.11n)
    Bluetooth NoNo
    Modem NoNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 3 Version:2.03 Version:2.0
    HDMI YesYes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata NoYes (1)
    FireWire NoYes (1)
    Expansion Slot ExpressCard (34)
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader Memory Stick, Memory Stick PRO, SD, MMC
    Multi Purpose DriveBay NoNo
    Docking Station Port NoNo
    Devices Keyboard
    Pointing Touchpad (2 Buttons)Touchpad
    Speakers Subwoofer
    Camera Yes
    Microphone Yes
    Security Features Kensington lock
    Baterry Cells 6 cells6 cells
    Type Li-Ion
    Capacity 55 WHr
    Autonomy 4.5 Hours

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