Using Windows7 to estimate Dell XPS14z endurance

Since the popularity of personal computers, laptops have also been closely linked to our lives. Every update of the operating system has also led to another major upgrade of notebook performance, but performance improvement also means that it may increase power consumption. Can Windows 7 do better at this point? Among the many novel features of Windows 7, battery management is one of them. Maybe you have already taken a look at the Dell XPS 14z pre-installed with Win7 Advanced Edition. Would you like to know if the notebook can perform better in terms of battery life?

Dell (DELL) XPS 14 uses Intel Core i7 2640M processor, default 2.8GHz, with 7200 rpm drive type DVD burner, support for Bluetooth, camera, etc., more powerful is pre-installed 64-bit genuine Windows7 family Advanced version of the operating system. As for the ability of this book, we can see the accurate results immediately through the experience index provided by Windows7 system.

Dell XPS 14z's Windows 7 Experience Index was 5.9 points, the lowest entry for the Aero desktop performance and hard disk, and processor scores 7.2 score in Win7 notebook called them.

In terms of battery life, the XPS 14z's endurance is tested using Windows 7 estimation and Imtec battery testing. The former will estimate the remaining battery life based on actual usage, while the latter will run directly through the processor to obtain the longest battery life in this case. In general, the actual usage time should be between the two test results. Test environment: room temperature 26 degrees Celsius, screen 50% brightness, balance mode, wireless /Bluetooth off.


can see by the chart, Windows7 estimated life time of 6 hours.

In addition, the actual life of the XPS 14z is 1 hour and 49 minutes when the processor is fully loaded.

The results show that the equilibrium state, the Dell XPS 14z shortest life time of 1 hour 49 minutes, up to 6 hours. And if you use the Windows 7 power supply to save energy when you use it, the battery life will be longer, which is the powerful battery management capability of Windows 7. So if you want to know how your notebook can have the endurance, ask your Windows7 system, it will tell you!