The jumpers on the Seagate drive are all placed within easy reach on the back. The two other candidates have their jumpers right in the middle of their undersides, so you have to remove the drives in order to reconfigure them.
There's an 8 MB cache on Seagate as well. This time, Micron provides the 64-Mbit chip.
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Patrick Schmid was the editor-in-chief for Tom's Hardware from 2005 to 2006. He wrote numerous articles on a wide range of hardware topics, including storage, CPUs, and system builds.