Hyperx fury black 8gb 1 x 8gb memory module 2666mhz ddr4 non ecc cl15 288 pin dimm 12v unbuffered hyperx hx426c15fb8 is a 1g x 64 bit 8gb ddr4 2666 cl15 sdram synchronous dram 2rx8 memory module based on sixteen 512m x 8 bit fbga components per module each module kit supports intel extreme memory profiles intel xmp 20 each module has been tested to run at ddr4 2666 at a low latency timing of 15 17 17 at 12v power supply vdd12v typical vddq 12v typical vpp 25v typical