> >> being that apple just released new updated powerbooks, people have >> been >> disappointed that there is no L3 cache.  was there EVER L3 cache on >> any >> powerbooks at any time? >> > > I believe all the Titanium PowerBooks except the second revision > (550/667 > mHz) had an L3 cache. My Ti500 has no L3 (but it has 1Meg of L2 as opposed to 512k on the new AluBook).It is apparently much faster for Logic than the subsequent 500/667 models)