Now for some good news: The ultra-low-voltage CPU helped the Pavilion dm3 run for 4 hours 55 minutes on a standard 6-cell battery on MobileMark 2007. By comparison, the Toshiba Satellite U505-S2930 uses an Intel Core 2 Duo T6500 processor and ran for only 3 hours 31 minutes on the test. The HP(HP Pavilion DV1000 Battery) Pavilion dv3z shows the energy efficiency of AMD's Neo processor. Using an AMD Athlon Turion chip, the dv3z ran out of juice 46 minutes sooner on MobileMark 2007 than the dm3.

The jump to Windows 7 has done the Windows Media Center justice. Internet TV streaming is now fully realized. Plenty of current and classic TV shows (I say more MacGuyver!) are easily accessible. And that's saying nothing of all the online video options cropping up (PC World Senior Editor Melissa J. Perenson put together a great feature covering TV on the Web last year) and Netflix is directly streaming into Media Center.

Our affordable, super-compact 10.1-inch Toshiba(PA3399U-1BRS) NB205 mini PC is a stylish companion, which raises the bar for portability. It is also the first mini-notebook that lets you enjoy all the benefits of today's rapidly evolving digital world to link their favorite Web sites, networks and digital media, travel and places you never dreamed of.

Although small enough to fit in purse or bag is designed with smart features like full-size keyboard and touchpad, PA3612U-1BRS battery longevity, USB Sleep-and-Charge ports and sensor that protects the high impact of your data. So, that smart phones to stop and do a lot of netbooks today seems a waste of time. What's more, to worry about the introduction of Toshiba NB205 mini also comes with the international scope of the limited warranty for our award-winning service and support.

Created for Toshiba by Grey London, 'Space Chair' builds on the phenomenal success of 2008's record-breaking 'Timesculpture' ad campaign and has once again been filmed using Toshiba(PA3591U-1BRS) cameras. Shot in the wilderness of the Nevada Black Rock desert, the advertisement follows the journey of an ordinary living room chair to the extraordinary heights of near space, lifted to an altitude of 99,268 feet by a simple helium balloon.

Notebooks are generally more expensive than desktop models; however, they have decreased significantly in the past few years in cost. Many students and home users can easily afford a decent laptop PA3594U-1BRS. Careful review of brands and models should be done also, as a more costly model may indeed be one of the more dependable and longer lasting; this equals money well spent.

This is Asus's first notebook with integrated Nvidia Ion graphics, which should make for better gaming performance from the 1201n than from similar PCs we've seen.

The 1201n is about an inch thick and weighs less than 4 pounds. Asus boasts 5 hours of VAIO PCG-505G/A4G battery life for typical use and 3 hours for strenuous tasks such as streaming video wirelessly. Indeed, this should prove to be a high-quality, highly portable PC.

In this buying guide, we'll cover all the Mac models available, tell you how they differ from their respective previous models, and how well they did in our benchmark tests. If you want to read the full review for each Mac, just click on the "Read our complete review" links. We've also provided links to help you find the best prices.