Case: Fractal Design Node 304 (6x3.5")
MB: Asus H87i-plus (6xSATA III)
CPU: Intel Core i7 4790 @3.6Ghz (powersaving script)
HEATSINK: Noctua NH-U12S
RAM: 1x8Gb DDR 3 1600mhz
PSU: Corsair Cx430
HDD: 2x6TB WD Purple + 2x4TB WD Purple in RAID 0
Power Consumption : 23w hibernating/ 43w iddle / 65w load
HDD temperature: 32 degrees Celsius with all case fans at full/ 36-37 with fans at 50%.(Ambient temp=24)
Noise level: HDDs hibernating /fans 50% =29db, fans 100%=39db
Noise level: HDDs iddle/ fans 50%=32 dB, fans 100%= 39dB (need to change the 14mm rear exhaust fan)
Main usage: download station and PLEX. Things to improve : another stick of 8gb ddr3, a pci-e sata controller, 2 6TB hdd, 2 512gb SSDs for SSD Caching, 2x92 Noctua case fans, 1 x14 Noctua case fan.Hope the PSU can handle all those hdds.
I also have a DS414 with 2x4TB WD Green and 2x4TB WD Purple in shr.