Difference between DRAM & SRAM

DRAM

SRAM

a) Memory cells are made up of small tiny capacitors

b) It is dense in nature.

c) Charge leaks from capacitor.

d) It needs periodic refreshing.

e) It is less expensive.

a) Transistors are used.

b) It is less dense.

c) Charge doesn't leaks from transistors.

d) It doesn't need periodic refreshing.

e) It is more expensive.