General Knoppix support for those who've read the FAQ at the Wiki
LOT 8x 16GB (128GB) Samsung M393B2G70BH0-CK0 PC3-12800R Server Memory
$31.99
Samsung 16GB 2Rx4 PC4-2400 RDIMM DDR4-19200 ECC REG Registered Server Memory RAM
$20.99
Samsung 128GB (16GBx8) 2Rx4 PC3L-12800R DDR3 1333MHz ECC REG RDIMM Server Memory
$49.00
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
$21.50
HyperX FURY DDR3 8GB 16GB 32GB 1600 MHz PC3-12800 Desktop RAM Memory DIMM 240pin
$23.95
Crucial DDR3L 16GB 1600 2x 8GB PC3-12800 Laptop SODIMM Memory RAM PC3 16G DDR3
$13.50
Hynix 16GB 2Rx4 PC4-2133P RDIMM DDR4-17000 ECC REG Registered Server Memory RAM
$21.99
A-Tech 256GB 8x 32GB 4Rx4 PC4-17000L DDR4 2133 MHz ECC LRDIMM Server Memory RAM
$319.92
A-Tech 256GB 4x 64GB 4Rx4 PC4-19200 ECC Load Reduced LRDIMM Server Memory RAM
$287.96