Sony VAIO VPC-SB4X9E
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    Toshiba Tecra R840-S8430
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    General Class Portable Laptop Standard Laptop
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 13.03 in x 0.94 in x 8.84 in13.40 in x 1.08 in x 9.40 in
    Weight 1.75 kg (3.86 lb)1.90 kg (4.19 lb)
    Color BlackBlack
    Display Size 13.3 inches14 inches
    Resolution 1366x7681366x768
    LED YesYes
    3D NoNo
    Processor Name Intel Core i5 2450MIntel Core i5 2520M
    Frequence 2.5 GHz2.5 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 QM67 Express
    TDP 35W35W
    Graphics Type Dedicated card, Integrated cardDedicated card
    Name AMD / ATI Radeon / Mobility Radeon HD 6470MAMD / ATI Radeon / Mobility Radeon HD 6450M
    Memory 512 MB1024 MB
    Name Intel GMA HD 3000
    Memory Capacity 8 GB4 GB
    Max Capacity 8 GB8 GB
    Max Capacity Per Slot 4 GB4 GB
    Type DDR3DDR3
    Slots 12
    Total Slots 2
    Storage Capacity 640 GB320 GB
    Size 2.5"
    RPM 5400RPM7200RPM
    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 (802.11a, 802.11g, 802.11n), Intel WiDi
    Bluetooth Yes Version:3.0Yes Version:3.0 EDR:Yes
    Modem NoNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 3 Powered while off:No2 Powered while off:Yes
    HDMI Yes
    VGA Yes
    LAN RJ-45RJ-45
    ESata NoYes (1)
    Thunderbolt No
    FireWire NoNo
    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, SDHC, SDXC, miniSD, microSD, MMC
    Multi Purpose DriveBay NoNo
    Docking Station Port YesNo
    Other DisplayPort
    Devices Keyboard
    Pointing Touchpad (2 Buttons, Multitouch)Touchpad (2 Buttons, Multitouch)
    Camera Yes, 0.3 megapixelsYes
    Microphone YesYes
    Security Features Fingerprint reader Kensington lock, Face recognition webcam, Fingerprint reader
    Baterry Cells 6 cells
    Type Li-PolLi-Ion
    Capacity 66 WHr
    Autonomy 7 Hours7.53 Hours
    Other Adapter power consumption:Typical: 65 W Power adapter voltage:100 V - 240 V, 50 Hz, 60 Hz

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