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A Shift in Data Storage Todd Dinkelman Micron Technology, Inc.

A Shift in Data Storage Todd Dinkelman Micron Technology, Inc.

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SSDs <strong>in</strong> Comput<strong>in</strong>g<br />

Relative<br />

Latency<br />

1,200<br />

L2 Cache<br />

DRAM<br />

1,400<br />

Santa Clara, CA USA<br />

Cost/bit data as of November 2007<br />

August 2008 7<br />

1<br />

2.5<br />

CPU<br />

L1 Cache<br />

Relative<br />

Cost/Bit<br />

1,800<br />

NAND 25,000<br />

SSD 3<br />

25,000,000<br />

HDD<br />

10<br />

NAND Flash closes the latency gap<br />

1

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