Thinkpads Forum

Posted: **Wed Jan 30, 2008 4:03 pm**

Will T42 memory modules work in a T61? I doubt it, but if figured I might as well ask. Thanks.

Posted: **Wed Jan 30, 2008 4:35 pm**

no, the T42 uses DDR, the newer systems uses DDR2

Posted: **Wed Jan 30, 2008 9:08 pm**

sorry,you can't.T42 uses DDR,but T61 uses DDR2 667

Posted: **Wed Jan 30, 2008 9:44 pm**

qmp198596 wrote:sorry,you can't.T42 uses DDR,but T61 uses DDR2 667

Really? I thought it was DDR2 at 800MHz? To the OP, no, you can't use T42 RAM in T61's.

Posted: **Thu Jan 31, 2008 1:22 am**

to Crunch:
yes,it is.based on the intel mobile chips,the RAM is 667,not 800(but on the desktop,it is 800)