Kingston Hyperx Fury 8G

2 x HX426C15FBK
8GB (4GB 512M x 64-Bit x 2 pcs.)
DDR4-2666 CL15 288-Pin DIMM.

HyperX HX426C15FBK2/8 is a kit of two 512M x 64-bit (4GB)
DDR4-2666 CL15 SDRAM (Synchronous DRAM) 1Rx8, memory
module, based on eight 512M x 8-bit FBGA components per
module. Each module kit supports Intel® Extreme Memory
Profiles (Intel® XMP) 2.0. Total kit capacity is 8GB. Each
module has been tested to run at DDR4-2666 at a low latency timing of 15-17-17 at 1.2V.