> Note that the non PAE kernel in older Debian versions up to Jessie > lacked multi-processor (including multi-core and hyper-threading) support. Yes, I read this, too. The N280 is a single core, but mith hyperthreading, I have two cores. Is this still so, that the non-pae-kernel lacks still hyperthreading, or does it do today, too? And second question: Is PAE preferred (with the look to speed) or better use non-pae? Cheers Hans