Stat of the Week: 145 Terawatt Hours

Greentech Media (Aug 24 2011) Servers

1. When most people think of greentech products, computer memory probably doesn’t come to mind. The world’s voracious appetite for data, however, will push it to the forefront, argues Jim Elliott, a vice president of marketing at Samsung Electronics. Samsung remains the number one manufacturer of DRAM, used to temporarily store data in computers, and flash memory, used to store data permanently. The Internet generates 31 exabytes, or 31 quintillion bytes, of data a month. Google ran out of memory space for around 80 minutes when Google+ launched, he said. DRAM demand will likely grow six times between 2010 and 2015, with new shipments hitting 1,266 petabytes that year. DRAM, don’t forget, is only temporary storage: the figure doesn’t include persistent storage devices like flash or drives. With 1,266 petabytes, or 1.2 exabytes, you'd almost have enough memory to store a digital version ... (Read Full Article)

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