This adapter board needs 500w/800w/1400w/1600w/1800w/2200w flex slot power supply.
It can convert the 10+14Pin power to 16x6Pin power.
It support DC5v and 12v power out for GPU. Work for CHIA ETH BTC Mining Miner.
How many GPU/HDD can be connected to a single power supply depends on your 5V current upper limit.
Input: Flex Slot 10+14Pin Power.
Output: 16 x GPU 6Pin.