.
In respect to this, is 500w enough for GTX 970?
500w is the Minimum recommended for the card. That isn't going to overclocking anything at all, and you aren't going to be able to use a lot of accessories either. even with overclocking you should not get spikes over 350 watts, this leaves you with another 150 for CPU and accessories.
how much power does GTX 1070 use? GeForce GTX 1070 / 1080 - On your average system the card requires you to have a 450~500 Watts power supply unit. GeForce GTX 1070 / 1080 SLI - On your average system the cards require you to have a 750~850 Watts power supply unit.
Considering this, how much power does a GTX 980 use?
The GTX 980 allowed for a total system power consumption of 274 watts, which is 6% less than the GTX 780 Ti and 12% less than the R9 290X.
How much power does a GTX 1050 Ti use?
Feeding GTX 1050 Ti is 4GB of GDDR5 memory, clocked at 7Gbps. This is a budget card – and a power limited one at that – so NVIDIA has pulled back on the memory clocks compared to the other Pascal cards. Meanwhile power consumption starts at 75W, the maximum amount allowed to be pulled from a PCIe slot.