GewoonMichel :
ko888 :
What is the brand and model of the power supply unit?
HKC SZ450LPDR
The HKC SZ-450LPDR doesn't have any PCI Express supplementary power connector(s) so it indicates that the +12V rail is too weak.
There are at least eight different GIGABYTE GeForce GTX 1060 3GB cards. What is the exact revision and model number of the card that you've purchased?
Some models require one 150-Watt 8-pin PCI Express supplementary power connector and the other models require one 75-Watt 6-pin PCI Express supplementary power connector.
Models that require one 150-Watt 8-pin PCI Express supplementary power connector:
GeForce GTX 1060 D5 3G (rev. 1.0) [GV-N1060D5-3GD]
GeForce GTX 1060 D5 3G (rev. 2.0) [GV-N1060D5-3GD]
GeForce GTX 1060 G1 Gaming 3G (rev. 1.0) [GV-N1060G1 GAMING-3GD]
GeForce GTX 1060 G1 Gaming 3G (rev. 2.0) [GV-N1060G1 GAMING-3GD]
Models that require one 75-Watt 6-pin PCI Express supplementary power connector:
GeForce GTX 1060 Mini ITX 3G (rev. 1.0) [GV-N1060IX-3GD]
GeForce GTX 1060 Mini ITX OC 3G [GV-N1060IXOC-3GD]
GeForce GTX 1060 WINDFORCE 3G [GV-N1060WF2-3GD]
GeForce GTX 1060 WINDFORCE OC 3G [GV-N1060WF2OC-3GD]