Passive M.2 heat sinks are a full-blown industry now. The last couple of months saw the unveiling of numerous and sometimes very creative designs. The ineo M.2 Pure Cooper Heatsink did catch our eye thanks to its unique copper tube (not a heat pipe) reminiscent of the Nofan CPU coolers. According to its manufacturer, this absolute unit improves thermals by 10 to 25°C.
Source: Amazon