The GeForce RTX 3070 Ti graphics card from ASUS is one option for you if you're upgrading your computer. It has an 8 GB GDDR6X memory. The GPU clock speed of this card is 1.82 GHz.
From Amazon
ASUS ROG Strix NVIDIA GeForce RTX 3070 Ti Gaming Graphics Card (PCIe 4.0, 8GB GDDR6X, HDMI 2.1, DisplayPort 1.4a, Axial-tech Fan Design, 2.9-slot, Super Alloy Power II, GPU Tweak II)
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ASUS TUF Gaming TUF-RTX3070TI-O8G-GAMING NVIDIA GeForce RTX 3070 Ti 8 GB GDDR6X