Acer TravelMate 7740
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    Lenovo IdeaPad Z570 10249JU
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    General Class Desktop replacement Standard Laptop
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 16.18 in x 1.77 in x 10.78 in14.80 in x 1.40 in x 9.84 in
    Weight 3.20 kg (7.05 lb)2.60 kg (5.73 lb)
    Color BlackGray
    Display Size 17.3 inches15.6 inches
    Resolution 1600x9001366x768
    LED YesYes
    3D NoNo
    Features Surface finish:Glossy
    Processor Name Intel Core i7 820Intel Core i7 2630QM
    Frequence 1.73 GHz2 GHz
    Cores 4 per processor4 per processor
    Cache L3 Cache:8.0 MBL3 Cache:6.0 MB
    Arhitecture 64-bit
    Technology 45nm32nm
    Chipset Intel HM55 Express
    TDP 45W45W
    Features Front side bus (FSB):1333 MHz
    Graphics Type Dedicated cardIntegrated card
    Name ATI Mobility Radeon HD 5650Intel GMA HD 3000
    Memory 1024 MB
    Memory Capacity 4 GB8 GB
    Max Capacity 8 GB
    Type DDR3-1066 MHzDDR3
    Slots 22
    Total Slots 22
    Storage Capacity 160 GB750 GB
    Size 2.5"
    RPM 5400RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA
    Optical Type NoReading support: CD DVD
    Writing support: CD DVD
    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:YesYes Version:2.1 EDR:Yes
    Modem YesNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 4 Version:2.04 Version:2.0 Powered while off:No
    HDMI YesYes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata NoYes (1)
    Thunderbolt No
    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, MMCMemory Stick, Memory Stick PRO, SD, SDHC, xD-Picture Card, MMC
    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 (2 Buttons, Multitouch)
    Speakers Speakers total power:3W
    Camera YesYes, 2 megapixels
    Microphone YesYes
    Security Features Kensington lock Face recognition webcam
    Baterry Cells 6 cells6 cells
    Type Li-IonLi-Ion
    Capacity 4400 mAh
    Autonomy 3.5 Hours5 Hours
    Other Adapter power consumption:Typical: 48 W Power adapter voltage:100 V - 240 V, 50 Hz, 60 Hz

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