ASUS U31 Series brings power in a thin and light design Powered by a Super Hybrid Engine-boosted standard voltage Intel® Core™ i3 or i5 processor Super Hybrid Engine extends battery life to 10 hours* for all-day, on-the-go computing Elegant design that comes in under an inch thick for maximum portability*Mobile Mark 2007 reader mode @ Super Hybrid Engine Battery Saving mode with 8cell 5600mAh battery , WLAN/BT turn off. Shop × Modal header ASUS Super Hybrid Engine boosts performance up to 15 percent With its supercharged performance, the ASUS Super Hybrid Engine boosts the U31JG notebook performance up to 15 percent in demanding tasks, thanks to its dynamic overclocking technology. It's not simply about cranking up the CPU though, ASUS engineers have specifically tuned several system-wide values to optimise the performance gains for the energy used, and Super Hybrid Engine is designed to work specifically on Intel® Core™ i3, i5 mobility processors! The Super Hybrid Engine boosts performance only when required by CPU-intensive tasks, like games and high definition movies, without sacrificing any stability and reliability.*Product performance will vary depending on usage and model. Battery Boost means you don't compromise on all-day computing As an urban professional constantly on the move, having a notebook that can keep up with you is of absolute importance. That’s why the U31 features not one, but two energy-optimizing technologies that work together to ensure that the notebook stays running for an incredible 10 hours! Super Hybrid Engine's 'Battery Saving' mode intelligently reduce power consumption based on usage, while NVIDIA® Optimus™ technology auto-switches between the dedicated GeForce GT415M and integrated GPU to suit the intensity of the graphics being rendered—making sure that not an ounce of energy is wasted and the U31JG remains cooler to use! *Mobile Mark 2007 reader mode @ Super Hybrid Engine Battery Saving mode with 8cell 5600mAh battery , WLAN/BT turn off. Super slim, ultra portable, incredibly beautiful Combined with its extremely slim and beautiful sub 1-inch thin design, the U31 series notebooks can be easily slipped into any backpack or briefcase. Combining this attractive form factor with the technical advancements of the Super Hybrid Engine for extra performance and boosted battery life, it raises the bar even further creating the most powerful ultra-portable in the world. Model Number : N50 > N50-AS031C N50-123456 N50-234567 ProcessorIntel® Core™ i5 460M 2.53 GHz ProcessorIntel® Core™ i3 370M/380M 2.53 GHz ~ 2.4 GHz ProcessorIntel® Pentium® Dual-Core P6200 2.13 GHz ProcessorOperating SystemWindows 7 UltimateWindows 7 ProfessionalWindows 7 Home PremiumWindows 7 Home BasicThis version contains all product updates (SP1)ChipsetIntel® HM55 Express ChipsetMemoryDDR3 1333 MHz SDRAM, 2 x SO-DIMM socket for expansion up to 4 GB SDRAM Display13.3" 16:9 HD (1366x768) LED Backlight GraphicNVIDIA® GeForce® GT 415M with 1GB DDR3 VRAM Storage2.5" SATA640GB 5400RPM 500GB 5400/7200RPM 320GB 5400RPM Card Reader3 -in-1 card reader ( SD/ MS/ MMC)Camera0.3 Mega Pixel web camera NetworkingIntegrated 802.11 b/g/n or 802.11 b/g (Optional)Built-in Bluetooth™ V2.1+EDR (Optional)10/100/1000 Base TInterface1 x Microphone-in jack1 x Headphone-out jack (SPDIF)1 x VGA port/Mini D-sub 15-pin for external monitor3 x USB 2.0 port(s)1 x RJ45 LAN Jack for LAN insert 1 x HDMI AudioBuilt-in Speakers And MicrophoneAltec Lansing® SpeakersBattery6Cells 4400 mAh 47 Whrs8Cells 5600 mAh 83 WhrsPower AdapterOutput :19 V DC, 4.74 A, 90 WInput :100 -240 V AC, 50/60 Hz universalDimensions32.8 x 23.3 x 2.53 ~2.85 cm (WxDxH) Weight1.78 kg (with 6 cell battery)SecurityKensington lockLoJackBIOS Booting User Password ProtectionManufacturer Warranty2-year limited International hardware warranty. *different by countryOn-line problem resolution through web interface (BIOS, Driver update)OS (Windows® 7 ) install/uninstall consultationBundled software install/uninstall consultationASUS software supportingNote*feature standard non-illuminated keyboards• ASUS cannot guarantee memory compatibility with other brands. • 1GB is one billion bytes. 1TB is one trillion bytes. Actual formatted capacity may be less. Hard drive capacity may be reserved for system recovery, while SSD partitions may be reserved for data storage, or for operating system sleep mode functionality to reduce power consumption.• Actual WLAN performance may vary considerably based on hardware configuration, software, power management settings, environmental conditions, wireless connectivity and other factors. Maximum battery capacity normally decreases with time and use.• Card reader is SDXC compatible. × I confirm, please take me there. Cancel 30 Days Bright Dot Return Video Magic makes visuals better on the finest quality LCD panels available, made, tested and sold to super high ASUS standards, so the absolute best image is delivered. *ASUS stands by their notebook LCD panels, offering a one month servicing/replacement of the panel from time of purchase should the panel have any bright-dot.