General Knoppix support for those who've read the FAQ at the Wiki
KINGSTON 8GB 1Rx8 PC4-2400T-SA1-11. Laptop Memory. Ram. SO-DIMM
$7.99
A-Tech 8GB DDR3 1600 PC3-12800 Laptop SODIMM 204-Pin Memory RAM PC3L DDR3L 1x 8G
$13.99
New SK Hynix 8GB PC4 DDR4-2666 Desktop Memory
$13.00
CORSAIR - VENGEANCE LPX 32GB (2x16GB) 3200MHz DDR4 C16 DIMM Desktop Memory
$59.99
Crucial DDR3L 16GB 1600 2x 8GB PC3-12800 Laptop SODIMM Memory RAM PC3 16G DDR3
$22.45
A-Tech 8GB PC3-12800 Desktop DDR3 1600 MHz Non ECC 240-Pin DIMM Memory RAM 1x 8G
$13.99
HyperX FURY DDR3 8GB 16GB 32GB 1600 MHz PC3-12800 Desktop RAM Memory DIMM 240pin
$23.95
HyperX FURY RAM DDR4 16GB 8GB 32GB 4GB 3200 2666 2400 2133 Desktop Memory DIMM
$9.64
HYNIX HMT31GR7BFR4C-H9 8GB PC3-10600R DDR3-1333MHZ 2Rx4 (LOT OF 8) DRAT-3
$86.00
LOT OF 167 RAM MEMORY CARDS 4GB DDR3 and MORE
$230.00