Yes, 5G mobile phones need 5G RF chips. 5G RF chip is a key component of 5G network connection, which can receive and send 5G signals to achieve high-speed data transmission and low-latency communication. Without 5G radio frequency chips, mobile phones cannot connect to 5G networks and can not enjoy the high-speed and stable network experience brought by 5G. Therefore, 5G mobile phones must be equipped with 5G RF chips to work properly.