General Knoppix support for those who've read the FAQ at the Wiki
A-Tech 8GB DDR3 1600 PC3-12800 Laptop SODIMM 204-Pin Memory RAM PC3L DDR3L 1x 8G
$13.99
Crucial DDR3L 16GB 1600 2x 8GB PC3-12800 Laptop SODIMM Memory RAM PC3 16G DDR3
$22.45
CORSAIR - VENGEANCE LPX 32GB (2x16GB) 3200MHz DDR4 C16 DIMM Desktop Memory
$59.99
HyperX FURY DDR3 8GB 16GB 32GB 1600 MHz PC3-12800 Desktop RAM Memory DIMM 240pin
$23.95
RAMAXEL 8GB 2Rx8 DDR3 PC3L-12800S LAPTOP SODIMM RAM MEMORY
$8.00
A-Tech 8GB PC3-12800 Desktop DDR3 1600 MHz Non ECC 240-Pin DIMM Memory RAM 1x 8G
$13.99
Samsung 16GB (4x4GB) 1Rx8 PC3-12800U 1600Mhz DDR3 RAM Memory M378B5273DH0-CK0
$14.00
8 GB RAM - SK Hynix 1Rx8 PC4-2400T-SA1-11 DDR4 Laptop Notebook Memory RAM
$10.00
32GB 16GB 8GB OC DDR3 2400MHz 2133Mhz Overclocking Memory RAM HyperX SAVAGE Lot
$79.99
Corsair Vengeance 32GB 16GB 8GB DDR3 1600MHz 1866MHz 2133MHz 2400MHz Memory LOT
$67.99