![256MB RAM Memory for Dell Dimension 8400 Series (DDR2-5300 - Non-ECC) - Desktop Memory Upgrade : Amazon.in: Computers & Accessories 256MB RAM Memory for Dell Dimension 8400 Series (DDR2-5300 - Non-ECC) - Desktop Memory Upgrade : Amazon.in: Computers & Accessories](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61RKB2FDIXL._SY355_.jpg)
256MB RAM Memory for Dell Dimension 8400 Series (DDR2-5300 - Non-ECC) - Desktop Memory Upgrade : Amazon.in: Computers & Accessories
![JMC/Datech DS9238-12HBTL 3 PIN/WIRE fan compatible with Dell Dimension 8400, OptiPlex GX280, PowerEdge 1420SC, 420SC and more - Newegg.com JMC/Datech DS9238-12HBTL 3 PIN/WIRE fan compatible with Dell Dimension 8400, OptiPlex GX280, PowerEdge 1420SC, 420SC and more - Newegg.com](https://c1.neweggimages.com/ProductImage/A7WMD2111111AEFOU96.jpg)
JMC/Datech DS9238-12HBTL 3 PIN/WIRE fan compatible with Dell Dimension 8400, OptiPlex GX280, PowerEdge 1420SC, 420SC and more - Newegg.com
![Got these 3 dell towers the other day . All of them have Windows XP on them. The two towers are a Dimension 8300 and a Dimension 8400. Both have a Pentium Got these 3 dell towers the other day . All of them have Windows XP on them. The two towers are a Dimension 8300 and a Dimension 8400. Both have a Pentium](https://i.redd.it/q73hdvalty361.jpg)