General Knoppix support for those who've read the FAQ at the Wiki
Samsung 16GB 1Rx8 DDR5 5600MHz EC8 RDIMM PC5-44800 Memory RAM (M321R2GA3PB0-CWM)
$99.99
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
8GB PC3L-12800S 1600MHz SODIMM DDR3 RAM | Grade A
$12.00
SAMSUNG DDR4 8GB 2666MHz Laptop RAM Memory
$19.99
Lot Of Ram Sticks, 4 Pieces (4,8GB Pieces,PC4,1333, 2666V, 2400T)
$16.99
Team T-FORCE VULCAN Z 32GB (2 x 16GB) PC RAM DDR4 3200 (PC4 25600) Memory
$54.99
Team T-FORCE VULCAN Z 16GB (2 x 8GB) 288-Pin PC RAM DDR4 3200 (PC4 25600) Intel
$33.99
Apple MacBook Air (2020) 13.3-inch, 1.1GHz, i5, 8GB RAM, 512GB SSD, Space Gray
$419.00
HP EliteBook 840 G10 14 WUXGA Intel Core i5-1335U 16GB RAM 512GB SSD Notebook S
$599.99