Static RAM:
1. Static RAM needs to be refreshed less often.
2. Static RAM is more expensive.
3. Static RAM uses transistor to store a single bit of data.
4. Static RAM are used in cache memory.
Dynamic RAM:
1. Dynamic RAM needs to be refreshed frequently.
2. Dynamic RAM is less expensive.
3. Dynamic RAM uses a separate capacitor to store each bit of data.
4. Dynamic RAM are used in main memory.