Sony VAIO VPC-SB4X9E
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    HP EliteBook 2740p
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    General Class Portable Laptop Portable Laptop
    Operating Sistem Windows 7 Windows XP
    Body Dimensions 13.03 in x 0.94 in x 8.84 in14.70 in x 1.28 in x 9.90 in
    Weight 1.75 kg (3.86 lb)1.72 kg (3.8 lb)
    Color BlackGray
    Display Size 13.3 inches12.1 inches
    Resolution 1366x7681280x800
    LED YesYes
    3D NoNo
    Processor Name Intel Core i5 2450MIntel Core i5 520M
    Frequence 2.5 GHz2.4 GHz
    Cores 2 per processor2 per processor
    Cache L3 Cache:3.0 MBL2 Cache:3.0 MB
    Arhitecture 64-bit64-bit
    Technology 32nm32nm
    Chipset Intel HM67 ExpressMobile Intel QM57 Express
    TDP 35W35W
    Graphics Type Dedicated card, Integrated cardIntegrated card
    Name AMD / ATI Radeon / Mobility Radeon HD 6470MIntel HD Graphics
    Memory 512 MB
    Name Intel GMA HD 3000
    Memory Capacity 8 GB2 GB
    Max Capacity 8 GB8 GB
    Max Capacity Per Slot 4 GB
    Type DDR3DDR3-1333 MHz
    Slots 1
    Total Slots 22
    Storage Capacity 640 GB160 GB
    Size 2.5"1.8"
    RPM 5400RPM5400RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA (SATA type: 3Gbit/s)
    Optical Type Reading support: CD DVD
    Writing support: CD DVD    		No
    Floppy Yes
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11a, 802.11b, 802.11g, 802.11n)Yes (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 Powered while off:No3 Version:2.0
    HDMI Yes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata NoNo
    Thunderbolt No
    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, Memory Stick PRO-HG Duo, SDSD
    Multi Purpose DriveBay NoNo
    Docking Station Port YesYes
    Devices Keyboard
    Pointing Touchpad (2 Buttons, Multitouch)Touchpad (2 Buttons)
    Camera Yes, 0.3 megapixelsYes
    Microphone YesYes
    Security Features Fingerprint reader Fingerprint reader, Smart Card reader
    Baterry Cells 6 cells
    Type Li-PolLi-Ion
    Capacity 44 WHr
    Autonomy 7 Hours

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