bộ nhớ truy cập ngẫu nhiên động XPG

Q1: Why does my DDR3 1600G run at 1333MHz in default?
Q2: How can overclocking module achieve the best performance?
Q3: Why can't my overclocking module run at the advertised speed?
Q4: Why is the default memory frequency different from overclocking memory specification?
Q5: Is the overclocking module immediately usable upon install?