Sony VAIO VGN-Z21ZN
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    Acer Aspire 4253
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    Total votes:3
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    General Class Portable Laptop Standard Laptop
    Operating Sistem Windows Vista Windows 7
    Body Dimensions 12.36 in x 1.30 in x 8.27 in13.68 in x 1.34 in x 9.96 in
    Weight 1.50 kg (3.3 lb)2.20 kg (4.86 lb)
    Color BlackBlack
    Display Size 13.1 inches14 inches
    Resolution 1600x9001366x768
    LED YesYes
    3D NoNo
    Processor Name Intel Core 2 Duo P9500AMD Other E-240
    Frequence 2.53 GHz1.5 GHz
    Cores 2 per processor1 per processor
    Cache L2 Cache:6.0 MBL2 Cache:0.5 MB
    Arhitecture 64-bit
    Technology 45nm40nm
    Chipset AMD A50M
    TDP 25W18W
    Features Front side bus (FSB):1066 MHz
    Graphics Type Dedicated cardIntegrated card
    Name NVIDIA GeForce 9300M GSATI Mobility Radeon HD 6310
    Memory 256 MB
    Memory Capacity 4 GB
    Max Capacity 4 GB8 GB
    Max Capacity Per Slot 2 GB4 GB
    Type DDR3-1066 MHzDDR3
    Slots 2
    Total Slots 22
    Storage Capacity 128 GB160 GB
    RPM
    Type Solid State Drive (SSD)Hard Disc (HDD)
    Interface SATASATA
    Optical Type Reading support: CD DVD BD
    Writing support: CD DVD BD    		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)
    Bluetooth Yes Version:2.1 EDR:YesYes Version:2.1 EDR:Yes
    Modem YesNo
    Infrared NoNo
    Wimax NoNo
    UWB NoNo
    Broadband Wireless GSM (3G)
    Interfaces USB 2 Version:2.03 Version:2.0
    HDMI YesYes
    VGA YesYes
    LAN RJ-45RJ-45
    ESata No
    FireWire Yes (1)
    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, Memory Stick PRO Duo, SDSD, MMC
    Multi Purpose DriveBay NoNo
    Docking Station Port NoNo
    Devices Keyboard
    Pointing Touchpad (2 Buttons)Touchpad (2 Buttons, Multitouch)
    Camera Yes, 0.3 megapixelsYes, 1.3 megapixels
    Microphone YesYes
    Security Features
    Baterry Cells 6 cells
    Type Li-IonLi-Ion
    Capacity 48 WHr / 4400 mAh
    Autonomy 3.5 Hours4.5 Hours
    Other Adapter power consumption:Typical: 65 W

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