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WHAT IS DDR3 AND DDR4 A DETAILED INFORMATION ABOUT THE RAM?(English+Hindi) Hii techies ,jab hum kabhi laptop or desktop purchase karne jaate hai to ek configuration jo ram ke saath mention hoti hai DDR2,DDR3,DDR4 jaante hai detail me ke je DDR3 or DDR4 kya hai or konsi prefer karni theek rahegi usage ke according. vaise to je naam se hi clear hai jaise intel 6th generation,intel 7th generation,intel 8th generation isi tarah se je ram ki generation hai jo time ke saath saath upgrade ho rahe hai ,aaj kal DDR4 ke fair numbers available hai lekin abhi vi mostly computers me DDR3 hi use ki ja rahi hai. DDR and DDR2 old generations hai ram ki jo almost outdated hai ,so hamara main target rahega DDR3 and DDR4 pe.DDR4 abhi vi DDR3 se expensive hai lekin clock speed comparatively almost double hai agar ham basic versions ki baat kare. DDR4 operate karti hai lower voltage par than DDR3 so yeh to clear hai ke power consumption DDR4 me kam hogi,DDR4 chalti hai 1.2volts par aur DDR3 ...