AMD's HT bus and FSB are in multiples. There is this option in the bios, HT, generally you can choose 4x, 5x, 3x, etc.
The memory and main frequency are The multiple relationship, you can change the memory settings to change the multiple relationship between the main frequency and the memory frequency
Overclocking recommendations, first increase the FSB to 250, adjust the HT to 4x, and set the memory to ddr333
If It is unstable. You can add voltage. It is recommended not to be higher than 0.1. If it is too high, heat dissipation will be very troublesome