Ultra-cheap NVRAM device - Mailing list pgsql-performance

I thought this might be interesting, not the least due to the extremely low
price ($150 + the price of regular DIMMs):

  http://www.tomshardware.com/storage/20050907/index.html

Anybody know a good reason why you can't put a WAL on this, and enjoy a hefty
speed boost for a fraction of the price of a traditional SSD? (Yes, it's
SATA, not PCI, so the throughput is not all that impressive -- but still,
it's got close to zero seek time.)

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