This article describes in generic terms what the best disk set up is for an editing machine and how it impacts performance.

Before going into where to put media cache, page file and preview files, let's start with some basics that impact disk performance.The first item to cover is the disk interface in use. That determines to a large extent the disk speed, but HDD's also suffer from fill rate degradation. The fuller the disk, the more speed degrades. SSD's don't have this to such an extent. The table below is based on modern day 7200+ RPM HDD's and the latest generation of SSD's. Note that in this overview, I would rather err on the low side, than be overly optimistic about transfer rates.

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