The board comes with a connector that requires atx 12v 8pin.
Type 3 8 pin eps12v.
2x4 pin connector at the cable.
Eps12v extended power supply eatx12v extended atx 8 pin molex 39 01 2080 connector at the cable.
This psu comes with both eps12v and an unknown 8 pin connector according to jonnyguru.
From the psu manual it states.
12v to gnd 470uf 16v.
3 3v to gnd 560uf 6 3v eps12v atx12v 4 4 pin.
Four of the pins on the 8 pin cable fit into the motherboard connector and the other four pins hang off the end.
2017 10 25 07 32 11 i would strongly recommend using the supplemental power if using 2 gpus and advise anyone using 3 or more to use it.
5v to gnd 560uf 6 3v.
4 pin peripheral power connector.
The 6pin connector prevents the pcie lane from over drawing from the cpu or 24 pin connector and can prevent damage to your motherboard.
Second 8 pin eps 12v is it needed.
1 x atx 24 pin 610mm 1 x eps12v atx12v 4 4 pin 750mm 2 x pcie 6 2 pin single connector 650mm specifications.
12v to gnd.
Type 4 24 pin eps12v and pcie only sfx type 4 24 pin same as others but shorter 24 pin for ax only not including ax1200 any ax gold.
The 8 pin cable only fits into one end of the 4 pin motherboard connector unless you try hard to force it into the wrong position.
The 8 pin cable is electrically compatible but it may not fit into a 4 pin motherboard.
Corsair type 3 sleeved black eps 12v cpu cable for power supply cpu 12 v dc black 1 item 857128.
Many power supplies come with a 4 4 pin 12 volt cable which is compatible with both 4 and 8 pin motherboards.
As you can see the real eps12v connector doesn t exactly correspond in shape to the 4 4 connector in the manual.