You can use two kits of the Trident Z5 NEO RGB (2 x 16GB, 6000 MHz) in an ASUS ROG Strix B850-E Gaming WiFi, as the board has four DIMM slots and supports DDR5 RAM. However, you should make sure that the clock frequency and CAS latency are compatible with your processor. Support for AMD EXPO could also be helpful to optimise performance. It is advisable to check the specifications of your processor and motherboard to ensure that all components work together optimally.