Samsung just got done wowing us with a memory announcement of its own, and now Micron is dashing in to ensure that it too receives a bit of RAM attention this week. Catering to performance-oriented notebook users, Micron has announced that users can now take advantage of optimized battery life and portability with a new line of low-voltage, high-bandwidth DDR3 memory module.The new module–which is shipping now in 2GB and will ship in 4GB this fall–aim to operate in a power efficient manner while providing