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Wednesday, June 16, 2010

Solid State of the Union: 5 Top SSDs

At the end of our November 2008 solid-state-drive roundup, we concluded that those NAND-flash-based drives just weren’t ready for prime time, thanks to astronomically high prices, small capacities, and flaky first-gen controllers.

Flash forward to mid-2010. Not only have newer drive controllers thoroughly washed the bad taste of the first-gen SSDs out of our mouths, but performance has shot through the roof. And the slowdowns that early SSDs experienced when writing to memory blocks where data had been deleted have been vanquished by the TRIM command. Implemented in modern SSDs as well as in Windows 7 and Linux, TRIM’s garbage-collection functionality has helped SSDs overcome one of their remaining hurdles.

Of course, there’s still the matter of price. While solid state drives have several advantages over their mechanical hard drive brethren—durability, reliability, and speed among them—they still cost a lot more. A one-terabyte mechanical hard drive costs less than $100, but a 256GB SSD can cost close to $800. Nevertheless, today’s SSDs have significantly dropped in price, and combined with the technological advances, are a much improved value. Is that enough to get your purchasing dollars? We were compelled to find out, Maximum PC–style.

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