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Notebook categories are blurring, with high-end systems coming down in price and even more powerful vale units. Sub-notebooks, too, are packing even more into lighter packages. Two high-end are the Gateway Solo 9100LS and NEC's Versa LX. Both have everything you n ....

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.... $150. Sub-notebooks such as IBM Think Pad 600 packs a high-end punch into a 6.5-pound travel weight, including a Pentium II/266 CPU, a 13.3-TFT screen, and a 3.9 GB hard disk. The unit can take a CD-ROM, DVD, or floppy disk drive internally ideal for those who need supreme portability and don't want to deal with external drives. It lasted an impressive 3:12 on our test. For the road warrior principally concerned with weight, and battery life, there is still no better option then the IBM ThinkPad 560x. The system came with a Pentium MMX/233, an 12.1 inch TFT panel, a 2GB disk, and a lithium ion battery that lasted a terrific 3:59 on our test. CD-R ....