General Knoppix support for those who've read the FAQ at the Wiki
HYNIX HMT31GR7BFR4C-H9 8GB PC3-10600R DDR3-1333MHZ 2Rx4 (LOT OF 8) DRAT-3
$40.00
A-Tech 8GB DDR3 1600 PC3-12800 Laptop SODIMM 204-Pin Memory RAM PC3L DDR3L 1x 8G
$13.99
Team T-FORCE VULCAN Z 32GB (2 x 16GB) PC RAM DDR4 3200 (PC4 25600) Memory
$54.99
16GB 8GBx2 DDR3 2400MHz G.Skill Ripjaws DIMM Overclock Gaming Memory RAM
$24.49
R Sticks If 4GB RAM - Server Bag #45
$33.33
3 Sticks Of 4GB RAM - Server Bag #47
$59.99
4 Sticks Of 4GB RAM - Server Bag # 48
$59.99
3 Sticks Of 4GB RAM - Server Bag #49
$59.99
128GB Kit 4x 32GB PC4-17000 LRDIMM DELL POWEREDGE R730xd R730 R630 Memory RAM
$139.96
HyperX FURY DDR4 64GB (4x16GB) 3200MHz PC4-25600 Desktop RAM Memory DIMM 288PIN
$129.95