Overclockers Online has posted an OC report on the TEAM Xtreem 2x1GB PC2-6400 3-3-3-8

These PC2-6400 modules are rated for DDR800 3-3-3-8 operation with 2.2v~2.35v but I have managed much more out of them. If you haven't heard of TEAM Group before, you are going to want to have a look.

TEAM Xtreem 2x1GB PC2-6400 3-3-3-8 Overclocking