"OCZ strives to deliver new features and superior performance with our premium Vertex 4 solid state drives by continuing to enhance our firmware and making those improvements available to all our valued customers," said Ryan Petersen, CEO of OCZ Technology. "With firmware v1.4, OCZ continues to fulfill its promise of delivering the most innovative, and highest performing SSDs on the market, regardless of file and data type, I/O workload, queue depth, and drive capacity."
As you can see, the 256GB drive shows a huge improvement in write performance, while read performance is slightly better or unchanged depending on the transfer size. The 512GB drive also shows minor performance improvements in both the read and write tests.
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