With the exception of the Thinkpad X41 tablet, Lenovo is rounding up the rest of the Thinkpads and <A HREF="http://www.eweek.com/article2/0,1895,1962871,00.asp?kc=ewnws051606dtx1k0000599">giving them Intel Core Duo updates.</A> The company announced May 16 that its Thinkpad Z series, including the Z61m and Z61t, as well as the budget-friendly Thinkpad R60, will receive dual-core processing power. The Thinkpad Z61t is the more portable version of the Thinkpad Z61m, weighing under 5 pounds. The machine still maintains a 14.1-inch screen and Thinkpad keyboard and Trackpoint.