A:AnswerThe Google said 1660ti so I assume that's what it talking about. I have the exact setup with just 16 gigs of ram an it runs okay. The CPU does bottleneck the CPU so when u do the upgrade I suggest upgrading ur cpu or reset your PC
A:AnswerMine did not come with the power cable... however it does use the 8 pin power connector. My power supply already had the 6-pin plus 2-pin cable on it. This may be pretty specific to your power supply. Meaning the power supply end may use a certain style of connector.
A:AnswerThat really depends on what motherboard you currently have. Any modern motherboard will work with this graphics card as long as you can plug it in and power it!