There wasn’t a lot of chatter about this when the reviews went up, but Intel’s Arc graphics cards suffer from relatively high power draw for their performance. That’s true not only under load, but also when idle. While even the monstrous GeForce RTX 4090 will drop down to less than 25 watts at idle, the Arc A770 can pull as much as 45 watts.

Now,

Source: Hot Hardware – How To Tame High Idle Power Draw On Intel’s Arc Desktop Graphics Cards