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
$38.95
A-Tech 8GB DDR3 1600 PC3-12800 Laptop SODIMM 204-Pin Memory RAM PC3L DDR3L 1x 8G
$13.99
SK Hynix 8Gb DDR4 1Rx8 PC4-2400T Laptop SODIMM Memory RAM HMA81GS6AFR8N-UH
$10.99
G.SKILL Trident Z 64GB DDR4-3600MHz RAM Memory (4x16GB) READ DESCRIPTION
$30.00
HyperX FURY DDR3 8GB 16GB 32GB 1600 MHz PC3-12800 Desktop RAM Memory DIMM 240pin
$15.90
Dell Latitude 7390 Intel Core i5-8350U 1.70GHz 16GB RAM 256SSD Grade C
$99.99
Team T-FORCE VULCAN Z 32GB (2 x 16GB) PC RAM DDR4 3200 (PC4 25600) Memory
$54.99
Crucial DDR3L 16GB 1600 2x 8GB PC3-12800 Laptop SODIMM Memory RAM PC3 16G DDR3
$22.45
VULCAN Z 32GB (2 x 16GB) PC RAM DDR4 3200 (PC4 25600)
$50.99
[ Lot Of 50 ] MiXED BRANDS 4GB PC3 DDR3 PC3 12800 Laptop Memory
$79.99