Acer TravelMate 7740
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    Toshiba Satellite L640D-ST2N02
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    General Class Desktop replacement Portable Laptop
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 16.18 in x 1.77 in x 10.78 in
    Weight 3.20 kg (7.05 lb)2.26 kg (4.98 lb)
    Color BlackGray
    Display Size 17.3 inches14 inches
    Resolution 1600x9001366x768
    LED YesYes
    3D NoNo
    Processor Name Intel Core i7 820AMD Phenom II P820
    Frequence 1.73 GHz1.8 GHz
    Cores 4 per processor3 per processor
    Cache L3 Cache:8.0 MBL2 Cache:0.5 MB
    Technology 45nm45nm
    Chipset Intel HM55 Express
    TDP 45W25W
    Features Front side bus (FSB):1333 MHzFront side bus (FSB):3600 MHz
    Graphics Type Dedicated cardIntegrated card
    Name ATI Mobility Radeon HD 5650ATI Mobility Radeon HD 4250
    Memory 1024 MB256 MB up to 1917 MB
    Memory Capacity 4 GB
    Max Capacity 8 GB
    Type DDR3-1066 MHzDDR3
    Slots 2
    Total Slots 2
    Storage Capacity 160 GB500 GB
    RPM 5400RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATA
    Optical Type NoReading support: CD DVD
    Writing support: CD DVD
    Features Disc labeling:Yes (Labelflash)
    Networking LAN 1000 mbps100 mbps
    Wifi Yes (802.11b, 802.11g, 802.11n)Yes (802.11b, 802.11g, 802.11n)
    Bluetooth Yes Version:2.1 EDR:YesNo
    Modem YesNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 4 Version:2.02 Version:2.0
    HDMI Yes
    VGA Yes
    LAN RJ-45RJ-45
    ESata NoYes (1)
    FireWire NoNo
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader Memory Stick, Memory Stick PRO, SD, xD-Picture Card, MMCYes
    Multi Purpose DriveBay NoNo
    Docking Station Port NoNo
    Other Surround sound analog outputs (Type: 5.1), Digital audio output
    Devices Keyboard Dedicated media playback controls
    Pointing Touchpad (2 Buttons, Multitouch)Touchpad (Multitouch)
    Camera YesYes
    Microphone YesYes
    Security Features Kensington lock
    Baterry Cells 6 cells6 cells
    Type Li-IonLi-Ion
    Capacity 4400 mAh48 WHr
    Autonomy 3.5 Hours3.8 Hours
    Other Adapter power consumption:Typical: 48 W Power adapter voltage:100 V - 240 V, 50 Hz, 60 Hz

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