A:AnswerYou get 10 years total if you register with EVGA
They even have the ability to upload your receipt to your for registration so you don't have to go looking for it 6 years from now if you have a claim.
A:AnswerIt will not work 'direct' to a 4090 (or 3090ti), you have to use the Nvidia 12+4 (to 3 or 4 x 8-pin) adapter. This is not a PCIE 5.0/ATX 3.0 power supply so it does not have the 12+4 connection built in (nor does it come with the cable that would go directly from the power supply to the 4090).
A:AnswerThis will fit in any ATX Tower PC case. I believe that most computer towers today adhere to the ATX standard so it should fit in yours.
I have a Dell XPS 8930 Desktop and swapped out the 450 Watt Power Supply with this one in less than 10 minutes.
If in doubt, you should contact your local Best Buy Sales Rep and provide them with the brand and model number of your PC and they can look it up for you.
A:AnswerThe amperage comes from a single bank for each voltage respectively. There is not a dedicated/isolated line for each output terminal. Calculate the total amperage pull and rate it against the PSU efficiency for power draw. leave some room for the PSU, 5-10% for safety factor.