I think you are overestimating the quickness of the transition to 64-bit. However, your best bet (if you can wait will be the Acer Ferrari 4000)
Has Turion 64, 1 gb mem w/ 2 gb upgradeability, 128mb x700, slot-loading DVD, gigabit...
Yes, the budget factor does give the HUGE advantage to desktops. If the need for presentations is the only reason for mobility, then you can probably do fine with printouts rather than presentations, although presentations would probably...
CPU -- good.
mem -- good.
GPU -- bigtime bottleneck (9700)
It will run your games and run rather quickly, but you might need to tone down some settings for your games to be smooth.
I personally prefer the laptop because I love not being tied to a desk and the flexibility of being able to work anywhere at anytime (being I have my laptop). You can program just as well on a laptop as you can a desktop. It really boils...
at a certain point, the advantages gained from a vid card's vram are going to get bottle-necked..the fact that an amd laptop got released with a vid card like an x700 is a huge step forward from the usual inclusion. moreover, this laptop...
Oh, and the 3880 was 3 hours with dvd + full brightness + full sound, etc. Regular use + power-save options will bump the batt life quite a bit over 3 hrs.
The tumor out of its ass is a bit of a aesthetic sacrifice though. And its a bit...