In April 2009, SandForce announced the SF-1000 SSD Processor family with a reported WA of 0.5 which appears to come from some form of data compression.
2009年4月，SandForce宣布了SF-1000 SSD处理器系列，报称其WA为0.5，似乎是借由某种形式的数据压缩而达到。