AMD is expected to release the RX 7800 and RX 7700 in September. The cards which could possibly be the last RDNA 3 offerings allegedly feature the mid-range Navi 32 GPU. According to recent 3DMark Time Spy Graphics figures reported by leaker All_The_Watts, the RX 7800 and RX 7700 could outpace the RTX 4070 and RTX 4060 Ti respectively.
No, comparisons should be of relative price and performance class not naming conventions.