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Showing posts from November, 2020

What is RAM? Difference between DDR2, 3, 4

What is RAM? RAM stands for Random Access Memory, RAM is one of the most essential component of a computer everywhere like a PC, Laptop, Smartphone etc have RAM but now your thinking that why we need a RAM in our systems and why it's so important. RAM is a storage device but RAM doesn't store your general data. when you open any application or a file in your system it stores into your RAM because RAM have more data transfer speed than any hard drive or SSD if we ignore RAM so the data came from your HDD and then process into your processor but it takes a lot's of time to do but ram gives data faster then your HDD to process. if I talk about A HDD speed so it is likely 60-150Mbps but in the RAM it can up to like 1333Mhz to 2133Mhz. we can't operate any system without any RAM but if we just imagine the speed of those computers who don't have a RAM so I will say it will be very slow and you can't run your heavy files in the system. I hope now you understand wh