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.
AMD Radeon RX 7800 XT Accidentally Revealed by PowerColor
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PowerColor Red AMD Radeon RX 7800 XT 16GB GDDR6 Graphics Card
AMD Radeon RX 7800 XT and Radeon RX 7700 XT Announcement Specs and
AMD Radeon RX 7600 XT to feature 10GB and 12GB memory configs
Navi 32 顯示卡登場!AMD Radeon RX 7800 XT、RX 7700 XT 規格解禁
Chinese market MI300? CPU only? WOW! - AMD's Unannounced MI300C
PowerColor Hellhound AMD Radeon RX 7800 XT
Radeon RX 7900 XTX vs. GeForce RTX 4080 : r/nvidia