Amazon.com: Kingston FURY Beast 32GB 2666MHz DDR4 CL16 Desktop Memory Single Stick KF426C16BB/32, Black : Everything Else
SAMSUNG DDR4 RAM 4GB 8GB 16GB 32GB Laptop Memory 2666 3200MHz 1.2V DRAM Stick for Notebook Laptop - AliExpress
32GB single stick RAM for Blades. Same manufacturer and clock speed (3200mhz) as the stock RB RAM. Only this RAM doesn't require XMP to achieve 3200 mhz. CL22. 2x for 64GB. :
Amazon.com: CORSAIR Vengeance LPX 32GB (1 x 32GB) DDR4 2666 (PC4-21300) C16 Desktop Memory - Black : Electronics
CORSAIR VENGEANCE RGB PRO SL 32GB (2PK x 16GB) 3600MHz DDR4 C18 DIMM Desktop Memory Black CMH32GX4M2D3600C18 - Best Buy