Yes, the RX 550 ... It features an HDMI 2.0bx4 output interface with a thickness of 1 slot, and it can output 4K 4 screens at the same time (refresh rate is up to 60Hz / 1 screen for 3 screens). (Up to 29Hz).
AMD has also announced the Radeon RX 6400 as an entry-level GPU that does not require an external power connector, but because the output interface is restricted to two links, the VA5505RG41 "will be a promising alternative if you are considering a multi-display with three or more panels. The major features include 512 stream processors, a core frequency of 1,100MHz / 1,183MHz, a memory clock of 6,000MHz, and a memory bus width of 128bit. The bus interface is PCI-Express 3.0, and the card is 183 mm long, 130 mm wide, 20 mm thick, and weighs 262 g. It's yours for 199 USD.