I tend to stick to checking out the usual sources. For me that's newegg, amazon and such.
https://lifehacker.com/five-best-price-tracking-tools-1692745053/1693679036 covers some tools you might use for this work.
And yes, because of Bit Coin Mining the prices may not budge much.
looking for the cheapest possible place to buy the Gigabyte AORUS GeForce GTX 1080 Ti 11GB if you know of any place I would appreciate it if you shared it with me