General Knoppix support for those who've read the FAQ at the Wiki
CORSAIR Vengeance LPX 32GB 2x16GB DDR4-2666 PC4-21300 288Pin 2666Mhz Memory Ram
$99.99
A-Tech 8GB DDR3 1600 PC3-12800 Laptop SODIMM 204-Pin Memory RAM PC3L DDR3L 1x 8G
$13.99
HyperX FURY DDR3 8GB 16GB 32GB 1600 MHz PC3-12800 Desktop RAM Memory DIMM 240pin
$12.90
Team T-FORCE VULCAN Z 16GB (2 x 8GB) 288-Pin PC RAM DDR4 3200 (PC4 25600) XMP
$35.99
Crucial DDR3L 16GB 1600 2x 8GB PC3-12800 Laptop SODIMM Memory RAM PC3 16G DDR3
$21.50
Memory RAM Crucial 8GB DDR4-2400 PC4-19200
$13.87
HMA81GS6AFR8N-UH GENUINE HYNIX LAPTOP MEMORY 8GB 1RX8 PC4-2400T-SA1-11 (CA63)
$11.30
Crucial 16GB (2x 8GB) Kit DDR3L 1600MHz PC3-12800 UDIMM Desktop 240-Pin CL11 RAM
$22.85
Lot of 50 DDR4 8GB PC4-2666V Laptop Memory RAM Mixed Major Brands
$474.99
HyperX FURY DDR4 64GB (4x16GB) 3200MHz PC4-25600 Desktop RAM Memory DIMM 288PIN
$129.95