A full listing for the upcoming Radeon RX 7800 XT GPU, which hasn't been announced by AMD, was briefly posted yesterday before being removed.
PowerColor Red Devil AMD Radeon RX 7800 XT 16GB GDDR6
Power-Efficient Discrete GPUs : 6600 le
AMD Radeon RX 7800 XT vs PowerColor Red Devil Radeon RX 7800 XT
This is the cheapest you'll get a 16GB graphics card for right now
PowerColor AMD Radeon RX 7800 XT Pictured, Confirmed Based on
AMD Radeon™ RX 7800XT
Red Devil AMD Radeon™ RX 7800 XT 16GB GDDR6 - PowerColor
PowerColor AMD Radeon RX 7800 XT Red Devil Limited Edition
AMD Radeon™ RX 7800XT
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Red Devil AMD Radeon™ RX 7800 XT 16GB GDDR6 Limited Edition