HP ProBook 4720s
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    Toshiba Satellite R845-ST6N02
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    General Class Desktop replacement Standard Laptop
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 16.17 in x 1.11 in x 10.49 in13.40 in x 0.78 in x 9.40 in
    Weight 2.97 kg (6.55 lb)1.90 kg (4.19 lb)
    Color BlackBlack
    Display Size 17.3 inches14 inches
    Resolution 1600x9001366x768
    LED YesYes
    3D NoNo
    Processor Name Intel Core i3 330MIntel Core i5 2450M
    Frequence 2.13 GHz2.5 GHz
    Cores 2 per processor2 per processor
    Cache L2 Cache:3.0 MBL3 Cache:3.0 MB
    Arhitecture 64-bit64-bit
    Technology 32nm32nm
    Chipset Mobile Intel HM57 ExpressIntel HM65 Express
    TDP 35W35W
    Graphics Type Dedicated cardIntegrated card
    Name ATI Mobility Radeon HD 4350Intel GMA HD 3000
    Memory 512 MB64 MB up to 1696 MB
    Memory Capacity 2 GB6 GB
    Max Capacity 4 GB8 GB
    Max Capacity Per Slot 2 GB4 GB
    Type DDR3-1333 MHzDDR3
    Slots 2
    Total Slots 22
    Storage Capacity 250 GB640 GB
    Size 2.5"
    RPM 7200RPM5400RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATA (SATA type: 3Gbit/s)SATA
    Optical Type Reading support: CD DVD BD
    Writing support: CD DVD    		Reading support: CD DVD
    Writing support: CD DVD
    Features Disc labeling:Yes (LightScribe)
    Networking LAN 1000 mbps1000 mbps
    Wifi Yes (802.11a, 802.11b, 802.11g, 802.11n)Yes (802.11b, 802.11g, 802.11n), Intel WiDi
    Bluetooth Yes Version:2.1 EDR:NoNo
    Modem NoNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Interfaces USB 3 Version:2.04 Powered while off:Yes
    HDMI YesYes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata Yes (1)No
    Thunderbolt No
    FireWire NoYes
    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 Duo, Memory Stick PRO, SD, xD-Picture Card, MMCMemory Stick, Memory Stick PRO, SD, SDHC, SDXC, miniSD, microSD, MMC
    Multi Purpose DriveBay NoNo
    Docking Station Port NoNo
    Devices Keyboard
    Pointing TouchpadTouchpad (2 Buttons, Multitouch)
    Camera NoYes
    Microphone YesYes
    Security Features Kensington lock Kensington lock, Face recognition webcam
    Baterry Cells 8 cells6 cells
    Type Li-Ion
    Capacity 73 WHr66 WHr
    Autonomy 10.1 Hours
    Other Adapter power consumption:Typical: 65 W Power adapter voltage:100 V - 240 V, 50 Hz, 60 Hz

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