<div dir="auto"><div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br></blockquote><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
MQ04UBF100 is a spindle HDD - I'm not sure why you expect it to support<br>
TRIM....<br></blockquote></div></div><div dir="auto"><br></div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"></blockquote></div></div><div dir="auto"><span style="font-family:sans-serif">Because it might be SMR (shingled magnetic record) device, which functionally are made similarly to SSDs consisting of slow main body and faster few GB of normal faster "cache" area. With all the same problems w. r. t. speed degradation, but on a whole new level. </span><br></div><div dir="auto"><span style="font-family:sans-serif"><br></span></div><div dir="auto"><span style="font-family:sans-serif">It is believed that of still produced 2.5" consumer grade HDDs the only still surviving non-shingled (CMR, PMR) device is 9mm 1TB WD Red (JFCX model if my memory serves) </span></div><div dir="auto"><br></div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br></blockquote><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br></blockquote></div></div></div>