This Sapphire graphics card is one option for you if you're upgrading your computer. The GDDR6 memory clocks in at 20 GB. You also get a 2.08 GHz GPU clock speed.
From Overclockers
Sapphire Radeon RX 7900 XT Pulse 20GB GDDR6 PCI-Express Graphics Card
SmartTeck
Sapphire PULSE Radeon RX 7900 XT AMD 20 GB GDDR6 -
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