Kingston hyperx beast.Taken from a working pc after upgrade. Was run at 2400mhz all its life.

HX324C11T3K2/16 is the part number for a Kingston HyperX Beast Series 16GB desktop memory kit, consisting of two 8GB unbuffered modules. It is high-performance DDR3 RAM optimized for gaming and enthusiast desktop builds, featuring an aggressive black heat spreader.