Qwen 27b Q3_K_M 2x rx 580 8gb (~50$ each in my country, edge cases 60$ per gpu) gives us 16gb vram We used it on an old already existing ddr3 motherboard with 2 gpu slots(you can buy it ror around 200$ with 32 gb of ddr3 ram, a workstation xeon cpu and a workstation motherboard, used) Its not the be