thank you both for checking the response time on your 530s, it definitely seems to be a general problem with this ssd.i tried disabling hipm and dipm already but as Besovski says it doesn't change anything, the power states are probably controlled by...
i have the same problem with a write amplification of about 8...290 GB Host Writes, 2376 GB NAND Writes after two months of usage as system drive in a perfectly optimized win 7 pc (no page file, no prefetching, correct alignment, ...).a 330 series dr...