I recently started using GT710 for driving 3x of my 2K monitors at 85hz via HDMI. It works quite well even with Nouveau on Linux. That's not exactly modern, but

I recently started using GT710 for driving 3x of my 2K monitors at 85hz via HDMI. It works quite well even with Nouveau on Linux. That's not exactly modern, but it has 4 HDMI and cost around $50 too. Also fits into PCIe x1 slot and using under 25W.