General Knoppix support for those who've read the FAQ at the Wiki
HP EliteBook 840 G10 14 WUXGA Intel Core i5-1335U 16GB RAM 512GB SSD Notebook S
$599.99
A-Tech 8GB DDR3 1600 PC3-12800 Laptop SODIMM 204-Pin Memory RAM PC3L DDR3L 1x 8G
$13.99
Micron 8GB DDR4 1Rx16 PC4-3200AA Laptop RAM Memory MTA4ATF1G64HZ-3G2E2
$10.00
Team T-FORCE VULCAN Z 32GB (2 x 16GB) PC RAM DDR4 3200 (PC4 25600) Memory
$50.99
HyperX FURY DDR3 8GB 16GB 32GB 1600 MHz PC3-12800 Desktop RAM Memory DIMM 240pin
$15.90
Kingsston HyperX Fury 16GB (8GBx2) DDR4 2666MHz RAM (HX426C16FB3K2/16)
$23.99
8GB PC3L-12800S 1600MHz SODIMM DDR3 RAM | Grade A
$12.00
16GB (2X8GB) DDR3 PC3-12800R 1600MHz ECC Reg Server Memory RAM DIMM Upgrade Kit
$8.98
Lenovo ThinkPad T490s 14" Touch (i5-8365U - 16GB RAM - 256GB SSD - Win11Pro)
$139.84
HyperX FURY DDR4 16GB 32GB 64GB 2666MHz PC4-21300 Desktop RAM Memory DIMM 288Pin
$118.80