Now that the Windows 7 beta is out, the benchmarks are coming fast and furious, and while 7's been previously found to best XP and Vista during "real-world" tasks, it looks like XP is still the outright speed champ on current hardware. That's at least the word according to InfoWorld, which pitted all three systems against each other in a suite of tests designed to suss out how each performed on modern multicore systems, and while we won't pretend to grok all the data, there's nothing complicated[...]

via Windows 7 put up against Vista and XP in hardcore multicore benchmarks, XP wins