The plate also has a Power Management and sleeps after 20 minutes. You need about 10 seconds until it is ready for use and are doing but no particularly striking noises - only a faint ansurren. . With programs such as "nosleep" can the board hold the sleep - this is an internal feature, regardless of the power management in Windows, so can there not on or off.
My plate is in operation, a slight noise of like the quietest fan in the world. The case is on my wooden desk and there vibrated nothing.
The temperature of the plate is under continuous load is not higher than 50 ° C - at ambient temperature of 25 ° C. I use it with USB 3.0 at a "Asus U3S6 PCI-E Card" (USB 3.0 controller card). Processor: Intel Core i5-750, 4GB RAM, Windows 7 64-bit.
Copying speed under Windows on average 50-77 MB / s with USB 3.0 - adjusted to remove Fast, the write cache is disabled.
CrystalDiskMark v3.0.1 x64 shows:
Seq Read: 179.30 MB / s
Seq Write: 145.20 MB / s
512k Read: 54.11 MB / s
512k Write: 95.86 MB / s
4k Read: 0.60 MB / s
4k Write: 1.36 MB / s
I'm with the housing and the panel so far very satisfied. It is used with me only as a backup medium, that is, after a few days it will be again switched on and a backup performed (several GBs).