After 8 years running BI on a PC that is on 24/7 I'm now up for a refresh. Driven by a very small SSD (60GB now causing issue with Win10 updates..) and also power consumption.
I use it for 6x 4k Hikvision cams at 15FPS (preferably would go to 20FPS). Now have I5 3570 with Intel Quicsync...