Sony VAIO VGN-Z820G
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    Toshiba Satellite A660-ST2GX1
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    General Class Portable Laptop Desktop replacement
    Operating Sistem Windows 7 Windows 7
    Body Dimensions 12.40 in x 1.30 in x 8.30 in14.98 in x 1.48 in x 10.00 in
    Weight 1.50 kg (3.3 lb)2.95 kg (6.5 lb)
    Color BlackBlack
    Display Size 13.1 inches16 inches
    Resolution 1600x9001366x768
    LED YesYes
    3D NoNo
    Processor Name Intel Core 2 Duo P8700Intel Core i7 740QM
    Frequence 2.53 GHz1.73 GHz
    Cores 2 per processor4 per processor
    Cache L3 Cache:3.0 MBL3 Cache:6.0 MB
    Arhitecture 64-bit64-bit
    Technology 45nm45nm
    Chipset Intel GM45 ExpressIntel HM55 Express
    TDP 25W45W
    Features Front side bus (FSB):1066 MHz
    Graphics Type Dedicated card, Integrated cardDedicated card
    Name NVIDIA GeForce 9300M GSNVIDIA GeForce GT 330M
    Memory 256 MB1024 MB
    Name Intel GMA 4500MHD
    Memory up to 1695 MB
    Memory Capacity 4 GB4 GB
    Max Capacity 8 GB8 GB
    Max Capacity Per Slot 4 GB4 GB
    Type DDR3-1066 MHzDDR3
    Slots 22
    Total Slots 22
    Storage Capacity 320 GB500 GB
    RPM 7200RPM7200RPM
    Type Hard Disc (HDD)Hard Disc (HDD)
    Interface SATASATA
    Features Accelerometer for HDD protection:Yes
    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 (802.11b, 802.11g, 802.11n)
    Bluetooth Yes Version:2.1 EDR:YesYes Version:2.1 EDR:Yes
    Modem YesNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Broadband Wireless CDMA
    Interfaces USB Powered while off:No3 Version:2.0 Powered while off:Yes
    HDMI YesYes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata NoYes (1)
    FireWire Yes (1)No
    Expansion Slot ExpressCard (34)ExpressCard
    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, SDMemory Stick, Memory Stick PRO, SD, SDHC, SDXC, miniSD, xD-Picture Card, MMC
    Multi Purpose DriveBay NoNo
    Docking Station Port YesNo
    Devices Keyboard Backlight, Dedicated media playback controls
    Pointing Touchpad (2 Buttons)Touchpad (2 Buttons, Multitouch)
    Camera YesYes
    Microphone YesYes
    Security Features Face recognition webcam, Fingerprint reader Kensington lock, Face recognition webcam
    Baterry Cells 6 cells
    Type Li-IonLi-Ion
    Capacity 48 WHr
    Autonomy 5.5 Hours
    Other Adapter power consumption:Typical: 121 WAdapter power consumption:Typical: 120 W Power adapter voltage:100 V - 240 V, 50 Hz, 60 Hz

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