I don't care for IE7, it's not as stable as I'd like but it's not as bad as IE6. I prefer firefox or opera, they're both lighter and more secure. I also like the opera has widgets and firefox has extensions
Desktop: Dell Dimension E510, 2.5GB RAM, Intel P4 3.0GHZ, 250GB HDD, Windows Vista Premium. Might not be the best, but the old girl is still running good.