VGN-SR56GG Windows® 7 Professional
Windows® 7 Professional has all the features you need for business along with all the great media and entertainment features of Home Premium.
Intel® Centrino® 2 Processor Technology
Unrivaled performance, compactness, connectivity, energy efficiency, and security are provided by the advanced Intel® Core™2 Duo Processor, Mobile Intel® 45 Express Chipset, and built-in Intel® wireless LAN (a/b/g/Draft n) for faster multitasking.
Bluetooth®
Built-in Bluetooth® unleashes the power of communication by enabling swift wireless data transfer with minimum power consumption. Compatible accessories for enhanced wireless enjoyment include a Bluetooth® mouse, keyboard, and headset.
HDMI Output
A single HDMI cable lets you digitally output movies and music to your large-screen television. It’s the perfect way to enjoy original HD home movies.
i.LINK
The i.LINK connector provides a direct digital link between your video camcorder and VAIO, allowing fast and easy transfer of your original video data.
ATI Mobility Radeon™ HD 4570
This GPU delivers a superior visual experience with best in class performance on-the-go. Watch Blu-ray movies and HD content play with incredible visual fidelity. Play the latest games for Microsoft DiectX® 10.1 support.

List of file names : Chipset Driver ATI Graphics Driver - Intel Graphics Driver Marvell Ethernet Driver - Audio Driver HDMI Audio Driver - Memory Stick Driver SD Card Driver - Fingerprint Driver Pointing Driver - SFEP Driver Bluetooth Driver - Devices Printers Registry Patch Atheros Wireless LAN Driver - Intel Wireless LAN Driver Sony HDD Protection Driver - Modem Driver TPM Package - Setting Utility Series - Sony Shared Library VAIO Event Service - VAIO Control Center Battery Checker - VAIO Location Utility VAIO Mode Switch - VAIO Power Management VAIO Smart Network - VAIO Update Protector Suite QL

    Specifications
    Operating System  Genuine Windows® 7 Professional 64-bit (English Version)
    Processor Technology  Intel® Centrino® 2 Processor Technology
    Processor Name  Intel® Core™2 Duo Processor P8700 (2.53 GHz)
    Network Connection  Intel® WiFi Link 5100
    Chipset  Mobile Intel® PM45 Express Chipset
    Processor System Bus  1066 MHz
    Memory Bus  800 MHz
    Cache Memory  3 MB
    Pre-installed/Max  4 GB DDR2 SDRAM*2 (upgradeable up to 8 GB)
    SO-DIMM Slots  2 SO-DIMM slots (The pre-installed memory module uses two)
    Hard Disk Drive  320 GB*4 (Serial ATA, 7200 rpm)
    Drive  DVD±RW/±R DL/RAM Drive
    Graphics Accelerator  ATI Mobility Radeon™ HD 4570 Graphics
    Dedicated Video Memory  512 MB GDDR3 SDRAM
    Display Type  13.3" wide (WXGA: 1280 x 800) TFT colour display (VAIO Display Plus, LED backlight)
    USB  High Speed USB 2.0 x 2
    i.LINK(IEEE 1394)  4 pin (S400) x 1
    Network (RJ-45)Connector  10Base-T/100Base-TX x 1
    Display Output Connector  Analogue RGB, mini D-sub 15 pin x 1
    Headphone  Stereo mini jack x 1
    Microphone  Stereo mini jack x 1
    HDMI In/Out Connector  Output x 1
    Modem  V.92 and V.90 Compliant x 1
    Memory Stick Slot  Memory Stick (Standard/Duo Size, Memory Stick PRO compatible, MagicGate function)*5
    SD Memory Card Slot  SD Memory Card (SDHC compatible, Copyright protection function (CPRM) )
    PC Card Slot  ExpressCard™/34 x 1
    DC IN  x 1
    Others  Docking Station Connector x 1
    Wireless LAN Type  Integrated Wireless LAN IEEE 802.11a/b/g/n
    Wireless LAN Data Rate  maximum 11 Mbps (802.11b)/54 Mbps (802.11a/g) 300 Mbps (802.11n)
    Wireless LAN Frequency  5 GHz (802.11a/n), 2.4 GHz (802.11b/g/n)
    Bluetooth  Bluetooth standard Ver. 2.1+EDR
    Security Chip  TCG Ver.1.2 compliant Trusted Platform Module (TPM)
    Front Side Camera  Effective pixels: 1280x1024
    Sound Chip  Intel® High Definition Audio compatible , 3D audio (Direct Sound 3D support)
    Speaker  Built-in stereo speakers
    Microphone  Built-in monaural microphone
    Keyboard  Approx. 19 mm key pitch/2 mm keystroke , 82 keys
    Touchpad  Intelligent Touchpad
    Bundled Battery  VGP-BPS13A/Q Lithium-ion battery: up to 3 hours of use
    Optional Long Battery  VGP-BPL13 Lithium-ion battery: up to 4.5 hours of use
    Dimensions (WxHxD)  315 x 24.9-34 x 233.8 mm
    Weight  1.99 kg (including the supplied battery)