In Gateway MX6448 we've found Turion X2 Dual 1.6GHz cpu and in Acer TravelMate 4072NWLMi we have a pleasure to find Pentium M740 1.73GHz processor.
Screen size on both models(Gateway MX6448 and Acer TravelMate 4072NWLMi) is 15.4".
You should expirience less swapping on Gateway MX6448 than on Acer TravelMate 4072NWLMi when you run many programs, since Gateway MX6448 has 1GB of RAM, comparing to 0.5GB on other model.
Gateway MX6448 supports more maximum amount of RAM (2) than Acer TravelMate 4072NWLMi (-1GB).
We could say that Acer TravelMate 4072NWLMi is less in weight with its 2.75kg, comparing to 2.86kg which other laptop has.
Video card in use in Gateway MX6448 is ATI XPRESS 1150 and in Acer TravelMate 4072NWLMi is Intel 915GM.
Up to 64MB main RAM memory is in use for video on TravelMate 4072NWLMi and up to 128MB on MX6448.
More hard disk space were available at Gateway MX6448 (120GB is contast to 80GB).
If you have bluetooth devices if you buy Gateway MX6448 you will need external bluetooth which is not excellent idea.
Infrared, which is needed for communication with some mobile phones is available only on Acer TravelMate 4072NWLMi.
Firewire is available only on Gateway MX6448.
Only Gateway MX6448 has PCMCIA.
Cardreader is inside only Gateway MX6448.
None has DVI output so you cannot connect them to some new monitors.
Operating system on Gateway MX6448 is XP Media Center and on Acer TravelMate 4072NWLMi is Linux.
Only Gateway MX6448 has some additional software : Works 8.5, Money 2006.
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