A-Tech 8GB Kit (2x4GB) Max RAM for Dell Inspiron 1440, 1545, 1546, 1750, Zino HD 400 - DDR2 800Mhz PC2-6400 SODIMM Max Memory Upgrade at Amazon.com
8GB KIT (2 x 4GB) for Dell Precision Notebook Series Mobile Workstation M2400 Mobile Workstation M4400 Mobile Workstation M6300. SO-DIMM DDR2 Non-ECC PC2-6400 800MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
Precision M4400 Service Manual
8GB KIT (2 x 4GB) for Dell Precision Workstation Precision M2400 Precision M4400 Precision M6300. SO-DIMM DDR2 Non-ECC PC2-6400 800MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com