PNY Quadro 5000 might be a good choice if you're building a gaming PC. It has a 16 GB GDDR6 memory.
From Amazon
PNY Quadro RTX 5000 Professional Graphic Card 16GB GDDR6 PCI Express 3.0 x16, Dual Slot, 4x DisplayPort, 8K Support, Ultra-quiet active fan
CCL Computers AMD
PNY Quadro RTX 5000 16GB Professional Graphics Card