
Originally Posted by
rgtb
64-bit driver support is excellent nowadays. whichever way you go, no need to worry about driver availability unless you have some really old hardware (e.g., i still own an 8-year old HP laser printer for which no 64-bit vista/win7 driver is available).
64-bit has a number of advantages over 32-bit that matter in the real world. But it only has a single disadvantage that is of practical importance: a 64-bit architecture needs more memory than a 32-bit architecture to store a given amount of data.
Most people recommend 64-bit win7 only if your computer has at least 3 or 4GB of RAM. (if you got more than 4GB of RAM, it is virtually mandatory to go for a 64-bit Windows, due to address space limitations on most 32-bit operating systems.) With 2GB RAM or less, 32-bit Windows is clearly superior.
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to be clear, me thinks you're having DPC latency issues. chances are your problems are entirely unrelated to all 64-bit vs. 32-bit stuff.
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