Valve has spent years building SteamOS into a legitimate Windows alternative for PC gaming, and the numbers finally showed real progress. Windows' share of the Steam hardware survey has dipped as more users gave Valve's platform a look. But that momentum now faces an unexpected headwind.
Memory prices have spiked sharply in recent months — what the industry calls the "RAMpocalypse" — and that changes the economics for anyone building or upgrading a gaming PC. SteamOS only works on hardware you own, unlike cloud gaming or console gaming where the infrastructure lives elsewhere. When RAM costs twice what it did a year ago, the total price of a Steam Machine or DIY Linux gaming rig looks a lot less appealing. Microsoft, meanwhile, doesn't need you to buy new hardware to keep you on Windows — you're already running it.
The timing is inconvenient for Valve. They had built real momentum with the Steam Deck and broader Linux gaming support. But PC gamers are price-sensitive, and a $200 memory upgrade that used to cost $80 makes the upgrade calculus different. Microsoft gets to sit back and let economics do work that their own operating system never could.
Whether this pause becomes a permanent setback depends on how long prices stay elevated and whether Valve can find ways to reduce the memory burden of SteamOS. For now, Microsoft's Windows gaming dominance is less threatened than it appeared six months ago.