Panasonic Toughbook CF-31A
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    Lenovo B550
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    General Class Portable Laptop Desktop replacement
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 11.90 in x 2.90 in x 11.50 in15.0 in x 1.43 in x 9.65 in
    Weight 3.58 kg (7.9 lb)2.75 kg (6.06 lb)
    Color Black, GrayBlack
    Features Rugged:Yes Type:Water, Dust, Shock IP certified:Yes (Type: IP65) MIL-STD-810 certified:Yes
    Display Size 13.1 inches15.9 inches
    Resolution 1366x768
    LED Yes
    Touchscreen Touchscreen:Yes
    3D NoNo
    Processor Name Intel Core i3 350MIntel Celeron T3100
    Frequence 2.26 GHz1.9 GHz
    Cores 2 per processor2 per processor
    Cache L3 Cache:3.0 MBL2 Cache:1.0 MB
    Arhitecture 64-bit64-bit
    Technology 32nm45nm
    TDP 35W35W
    Features Front side bus (FSB):800 MHz
    Graphics Type Integrated cardIntegrated card
    Name IntelIntel GMA 4500M
    Memory Capacity 2 GB
    Max Capacity 8 GB
    Max Capacity Per Slot 8 GB4 GB
    Type DDR3DDR3-1066 MHz
    Total Slots 2
    Storage Capacity 160 GB160 GB
    Size 2.5"
    RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATA (Bays (in use): 1)SATA
    Features Accelerometer for HDD protection:Yes
    Optical Type NoReading support: CD DVD
    Writing support: CD DVD
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11b, 802.11g, 802.11n)Yes (802.11b, 802.11g, 802.11n)
    Bluetooth Yes Version:2.1 EDR:YesNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 4 Version:2.03 Version:2.0 Powered while off:No
    HDMI Yes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata NoNo
    FireWire Yes (1)No
    Expansion Slot ExpressCard (54), PC Card (PCMCIA)
    Microphone Microphone in 3.5mmMicrophone in 3.5mm
    Headphone Audio out 3.5mmAudio out 3.5mm
    Card Reader SD
    Docking Station Port Yes
    Legacy Ports Serial port
    Devices Keyboard Backlight
    Pointing TouchpadTouchpad (2 Buttons)
    Speakers Speakers total power:4W
    Camera Yes, 0.3 megapixels
    Microphone Yes
    Security Features Kensington lock, Fingerprint reader, Smart Card reader
    Baterry Cells 6 cells
    Type Li-Ion
    Capacity 5200 mAh
    Autonomy 7 Hours3 Hours

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