The Radeon RX 7800 XT MBA (Made by AMD) models may not be available from other vendors.
AMD RX 7800 XT and RX 7700 XT GPUs are here – with a couple of drawbacks
Sapphire so far the only company to launch AMD reference Radeon RX 7800 XT GPU
Sapphire NITRO+ Radeon RX 7800 XT Review
Sapphire Pulse Radeon RX 7900 XT review: No-fuss performance
Sapphire so far the only company to launch AMD reference Radeon RX 7800 XT GPU - VideoCardz.com : r/Amd
AMD Announces Radeon RX 7800 XT & Radeon RX 7700 XT: Enthusiast-Class RDNA3 For 1440p Gaming
AMD Radeon RX 7800 XT Graphics Cards
Sapphire so far the only company to launch AMD reference Radeon RX 7800 XT GPU - VideoCardz.com : r/Amd
AMD Radeon RX 7800 XT GPU Review & Benchmarks vs. RX 6800 XT, RTX 4070, & More
ASRock goes all in with AMD Radeon RX 7800 XT and RX 7700 XT with no fewer than six cards
Sapphire First To Reveal AMD Radeon RX 7800 XT MBA Reference GPU, Starts At $499
All the AMD RX 7800 XT and RX 7700 XT Graphics Cards