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Parameter | DRAM | SRAM |
---|---|---|
Type of Device | Analog | Digital |
Speed | Slow | Fast |
Construction | Simple | Complicated |
Power Consumption | More | Less |
Capacity | More | Less |
Cost | Cheap | Expensive |
Electricity Supply | Need | No Need |
Application | Main Memory | Cache Memory |
Storage | Uses separate capacitor to store each bit of data | Uses transistor to store single bit of data |
Data Access | Slower | Faster |