*Review: PC World (
http://www.pcworld.com/article/id,13...article.html)*
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In the ThinkPad X61, Lenovo has introduced its successor to the ThinkPad X60. The X61 uses Intel's Santa Rosa mobile processor. Otherwise, it's the same light, sophisticated ultraportable as the earlier model; like the X60, it lacks an integrated optical drive but offers dazzling battery life.
This 3.6-pound X-series member goes to the top of our list of ultraportables for mobile professionals. Our X61 test unit, with a 2-GHz Core 2 Duo T7300 processor and 2GB of DDR2-667 SDRAM, earned a WorldBench 6 Beta 2 score of 75, which is tops among currently tested ultraportables. The extended-life four-cell battery lasted an amazing 6 hours and 14 minutes.
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