part list of hard drives:
4*R9 270 Gigabyte(one on mobo, one connects via unpowered riser, two connects via powered risers)
1250W PSU(connects with everything except one card and powered riser) and 450W PSU(connects with rest part)
no problem with the heat(under 75), and no problem with sleeping option as well.
bat file:
--scrypt -o pool-link -u address-p x --failover-only -o pool-link -u address -p x -I 17 -g 1 -w 256 --gpu-fan 85 --thread-concurrency 16000 --temp-target 65 --temp-overheat 75 --temp-cutoff 80 --gpu-engine 1125,1125,1125,1125 --gpu-memclock 1480,1480,1480,1480 --gpu-powertune 20,20,20,20
after the rig shuts off, the fan of 1250 PSU stopped, while the fan of 450 one still running