General Knoppix support for those who've read the FAQ at the Wiki
Kingston HyperX FURY DDR3 8GB 16GB 32G 1600 1866 1333 Desktop Memory RAM DIMM
$39.95
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
$15.90
XPG LANCER RGB 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6400 (PC5 51200) Desktop Memo
$84.83
Crucial DDR3L 16GB 1600 2x 8GB PC3-12800 Laptop SODIMM Memory RAM PC3 16G DDR3
$21.50
Team T-FORCE VULCAN Z 16GB (2 x 8GB) 288-Pin PC RAM DDR4 3200 (PC4 25600) Intel
$33.99
32GB ECC DDR3 RAM 2x16GB PC3L-12800R Desktop/Server Memory
$11.99
Kingston 8GB PC3-10600E KVR1333D3E9S/8G DDR3-1333Mhz 1.5v ECC RAM pc3-10600
$8.95
256GB Kit (8 x 32GB) PC4-17000 LRDIMM DELL POWEREDGE R730xd R730 R630 Memory RAM
$303.92
HyperX FURY DDR4 16GB 3200 MHz PC4-25600 Desktop RAM Memory DIMM 288pin 2x 16GB
$127.20