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  Maximum Memory   4GB with 32-bit Operating System- 8GB with 64-bit Operating System
  Memory Slots   4 Sockets (2 Banks of 2)
  Base Memory   512MB or 1GB (Removable)

Memory Details About Your System

Your Dell XPS 400 Desktop only supports modules made with a specific type of chip. Should you find what seems to be the exact same memory elsewhere for a lower price, it is very possible that the cheaper memory will not work in your computer. By ordering under your model from Arch Memory, your selected memory modules are Guaranteed To Work or your money back!

FREE SHIPPING    *    Lifetime Warranty

Displaying products 1 - 2 of 2 results
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1 GB Dell XPS 400 Desktop RAM Memory Upgrade

1GB RAM Memory for Dell XPS 400 Desktop

1 GB 240 Pin 667Mhz PC-5300


2 GB Kit (2 x 1 GB) Dell XPS 400 Desktop RAM Memory Upgrade

2GB RAM Memory Kit (2 x 1 GB) for Dell XPS 400 Desktop

2 GB 240 Pin 667Mhz PC-5300 (2 x 1 GB)



Made from the highest quality components, Arch Memory parts are designed to increase productivity and help your computer work faster. Arch Memory products are engineered to meet industry standard specifications and rigorously tested to ensure quality. Backed by free technical support, a lifetime warranty and legendary reliability, Arch Memory RAM is your best choice for upgrading your computer's memory.