The problem with just raising MSRP is that their pricing is far too transparent to do that. The brand damage caused by getting ahead of scalpers would be higher than the consumer surplus taken. Not to mention that, for at least some classes of goods, raising prices in response to demand is considered gouging and prohibited by law. Furthermore, for at least some of these goods[0], using a market-clearing price would actively harm other business goals.

In the example of game consoles, Sony and Microsoft aren't trying to sell you a PS5 or Xbox Series X because it makes them money. In fact, they take a loss on them even in "normal" market conditions. The point of the console is to lock you into a software ecosystem that they can charge developers a 30% tax in order to access.

Most of the money made from selling graphics cards is not by selling individual cards in retail packaging. The DIY and upgrade card markets are actually quite small. Most of the money comes from OEM design wins, system-integrator sales, and so on - markets in which the consumer is buying a fully-functional computer rather than parts.

What seems to have ultimately happened is that companies have used the introduction of new products to set new, higher prices. For example, Apple's 2021 product launches have consistently increased pricing over their replacements from prior years.

[0] notably game consoles, though merchandise like the Tickle Me Elmo would also qualify