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What is RAM Clint Johnston
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Ram = Random-access Memory. Data storage.
What is Ram?
Picture of some Ram.
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Volatile
Types of Ram?
Non-volatile.
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How does Ram work?Lets use this leaky bucket to demonstrate how Ram works.
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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 = ???
Activity
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Current Dram, DDR Sdram, Sram Upcoming T-ram, Z-ram and TTram
Ram types - Volatile
Top L-RDDR2 with heat-spreader, DDR2 without heat-spreader, Laptop DDR2, DDR, Laptop DDR
Different types of the same type of Ram.
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Current Rom, Prom, Eprom, EEProm, Flash Memory,
FeRam, Mram, Pram. Upcoming Cbram, Sonos, Rram, Racetrack Memory,
Nram, Millipede.
Ram Types – Non-volatile
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Stroll down Memory Lane?
Selectron Tube
Univac 1
Williams – Kilburn Tube
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TTRam Zram T-Ram Using a new manufacturing process called
(SOI) – Silicon on insulator Current DDR SDRAM improvements to follow
The Future of Memory
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DDR transfer speeds
DDR DDR2 DDR3 DDR40
1000
2000
3000
4000
5000
6000
7000
Transfer Speed
Transfer Speed
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Questions?
Thank you for your time.
The End.