Credit: Joshua Scott
X4 flash memory chips can store four bits per memory cell instead of the two bits per cell of conventional chips. Thanks to the extra bits, a memory card of any given capacity should be 20 to 30 percent less expensive.
Product: X4 Flash Memory
Cost: $10 to $200, depending on capacity and retailer pricing
Availability: Now
Source: sandisk.com
Company: SanDisk
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