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HDV is Hi def on tape which is mpeg2 ,1440 x 1080 ( may be downsampled from the recorded 1920 x 1080) 25Mbits/sec
AVCHD is h.264 AVC , a variant of mpeg4 which uses less bitrate encoding anf resut in smaller file sizes: more compressed but arguable similar quality ( some would say beter)
the price you pay for this quality is the prosessing power needed to edit
You system shold playback fairly easily but with editing a 4Gb RAM is a good minimum and a decent Quadcore helps.. Some have found i7 systems will fly
This is a bit tongue in cheek as it is also dependent of software but most software would be happier with more grunt
Also you will find the software recommended specs are the more reallife editing requirements, not the minimum specs
It is processor intensive.
Some Software do actually use GPU power but this is specific to such software and the hardware is specific as not all GPUs can accelerate encoding. ( most recent ones can lend hardware support to playback)
Im sure there are laptops that can edit AVCHD but they would be the very top end ones
Mac takes a different approach to AVCHD editing and uses an intermediate format which is less hungry for hardware so an equivalent mac system will edit with a little less grunt
Last edited by senu; 08-12-2009 at 5:24 PM.
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