Tags: 512mb, dell, desktop, sli

Dell XPS 630

With its newest full-fledged gaming PC, Dell shows that it understands the mainstream gaming desktop as well as the high-end.

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Dell XPS M1730

When most desktop replacements tend to target power users or entertainment seekers, the Dell XPS M1730 makes no bones about being a gaming machine.

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Alienware Area-51 m9750

Alienware's flagship gaming laptop, the Area-51 m9750, has plenty of appeal for high-end gamers, but the alien head aesthetic seems dated, and newer components are right around the corner.

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Apple Mac Pro

Apple's Mac Pro has design innovations that we hope will cross over to other systems. Its performance is as strong as you'd expect for a system in its class, and it's priced right, too. You might need more flexibility in your config options, especially for 3D design, but otherwise, the Mac Pro is as solid a professional-class PC as we've seen.

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DIY: Desktop buying guide

What you need to know -- from finding the type of PC that fits your lifestyle to catching up on all of the latest trends.

Planning makes perfect -- know your PC components

Your new PC will only be as good as the sum of its parts. Here's a quick guide to the main PC components you'll find available in 2006, so you can match your performance requirements and budget realities.