Clint Johnston Ram = Random-access Memory. Data storage. Picture of some Ram. Volatile Nonvolatile. Lets use this leaky bucket to demonstrate how Ram works. How many capacitor’s do you have in your PC / laptop?? How to work this out. 8 bits makes a byte. 1 million bytes makes a Mb. SO 512mb Ram = ??? Current Dram, DDR Sdram, Sram Upcoming T-ram, Z-ram and TTram Different types of the same type of Ram. Top L-R DDR2 with heat-spreader, DDR2 without heat-spreader, Laptop DDR2, DDR, Laptop DDR Current Rom, Prom, Eprom, EEProm, Flash Memory, FeRam, Mram, Pram. Upcoming Cbram, Sonos, Rram, Racetrack Memory, Nram, Millipede. Selectron Tube Univac 1 Williams – Kilburn Tube TTRam Zram T-Ram Using a new manufacturing process called (SOI) – Silicon on insulator Current DDR SDRAM improvements to follow Transfer Speed 7000 6000 5000 4000 Transfer Speed 3000 2000 1000 0 DDR DDR2 DDR3 DDR4 Questions? Thank you for your time.
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