Mon Jan 28, 2013 8:53 am
There are many potential reasons.
Lets start with; you have a relatively to todays motherboard and CPUs, low motherboard bandwidth and slow CPUs and give you are making two compressed renders in one pass, the CPUs are likely busy.. can you verify their % use with activity monitor?
Try doing a BMD disk speed test on the desktop (your source) and raid 0 (your destination).
Try then without the GT120 installed, just using the 580.
If you render one output, say the DNxHD, whats the speed? Then the other, QT something non defined...
What is the actual version of Resolve, CUDA and MLion?
Peter
DaVinci Resolve Product Manager