What is RAM Clint Johnston

Ram = Random-access Memory. Data storage.

What is Ram?

Picture of some Ram.

Volatile

Types of Ram?

Non-volatile.

How does Ram work?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 = ???

Activity

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.

Current Rom, Prom, Eprom, EEProm, Flash Memory,

FeRam, Mram, Pram. Upcoming Cbram, Sonos, Rram, Racetrack Memory,

Nram, Millipede.

Ram Types – Non-volatile

Stroll down Memory Lane?

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

The Future of Memory

DDR transfer speeds

DDR DDR2 DDR3 DDR40

1000

2000

3000

4000

5000

6000

7000

Transfer Speed

Transfer Speed

Questions?

Thank you for your time.

The End.