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  Maximum Memory   2048MB
  Memory Slots   4 (2 banks of 2)
  Base Memory  

Memory Details About Your System

Your OptiPlex GX400 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 - 13 of 13 results
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Anti Static Gloves

Anti-Static Protective Gloves

Protect yourself and your Computer from Electrostatic Discharge with these Anti-Static Protective Gloves.  Price is for one (1) pair.

AM99999

$1.49
64MB Memory RAM for Dell OptiPlex GX400

64MB RAM for Dell OptiPlex GX400 Memory

64MB, 800MHz PC800, 184p RIMM, ECC, RDRAM, 2.5v, 45ns - Major Brand

AM50030-X29499

$8.95
128MB Memory RAM for Dell OptiPlex GX400

128MB RAM for Dell OptiPlex GX400 Memory

2 Pieces 64MB, 800MHz PC800, 184p RIMM, RDRAM, 2.5v, 45ns - Major Brand

AM50045-X29647

$14.95
256MB Memory RAM for Dell OptiPlex GX400

256MB RAM for Dell OptiPlex GX400 Memory

2 Pieces 128MB, 800MHz PC800, 184p RIMM, RDRAM, 2.5v, 45ns - Major Brand

AM50135-X30393

$22.95
256MB Memory RAM for Dell OptiPlex GX400

256MB RAM for Dell OptiPlex GX400 Memory

2 Pieces 128MB, 800MHz PC800, 184p RIMM, ECC, RDRAM, 2.5v 45ns - Major Brand

AM50155-X30643

$22.95
512MB Memory RAM for Dell OptiPlex GX400

512MB RAM for Dell OptiPlex GX400 Memory

2 Pieces 256MB, 800MHz PC800, 184p RIMM, RDRAM, 45ns - Major Brand

AM50165-X30822

$34.95
512MB Memory RAM for Dell OptiPlex GX400

512MB RAM for Dell OptiPlex GX400 Memory

2 Pieces 256MB, 800MHz PC800, 184p RIMM, ECC, RDRAM, 45ns - Major Brand

AM50185-X31097

$34.95
512MB Memory RAM for Dell OptiPlex GX400

512MB RAM for Dell OptiPlex GX400 Memory

2 Pieces 256MBx9, 800MHz PC800, 184p RIMM, ECC, RDRAM, 40ns - Major Brand

AM50195-X31216

$36.95
1GB Memory RAM for Dell OptiPlex GX400

1GB RAM for Dell OptiPlex GX400 Memory

2 Pieces 512MBx18, 800MHz PC800, 184p RIMM, ECC, RDRAM, 2.5v, 45ns - Major Brand

AM50400-X31382

$98.95
1GB Memory RAM for Dell OptiPlex GX400

1GB RAM for Dell OptiPlex GX400 Memory

2 Pieces 512MB, 800MHz PC800, 184p RIMM, RDRAM, 2.5v, 45ns - Major Brand

AM50420-X31528

$98.95
250GB IDE Hard Drive for Dell OptiPlex GX400

250GB IDE Hard Drive for Dell OptiPlex GX400

250GB IDE Hard Drive for Dell OptiPlex GX400 - FREE Standard SHIPPING Included in Your Price!

DHD-IDE250-B0584

$322.99
500GB IDE Hard Drive for Dell OptiPlex GX400

500GB IDE Hard Drive for Dell OptiPlex GX400

500GB IDE Hard Drive for Dell OptiPlex GX400 - FREE Standard SHIPPING Included in Your Price!

DHD-IDE500-B0584

$444.99

Your Dell OptiPlex GX400 computer memory is 100% compatible and guaranteed to work.

We stand by this claim with a 30 day money back guarantee. Plus, all of our memory upgrades will include a lifetime guarantee!

The Dell OptiPlex GX400 RAM is provided by a major chipset manufacturer, like Kingston, Samsung, Micron, or Infinion. If you choose a/an Dell OptiPlex GX400 upgrade, it will not void your original manufacturer warranty. We at Archmemory.com are dedicated to finding the best RAM and Hard Drive upgrades for your system, as well as finding the best deals from our suppliers so we can pass the savings on to you!

Click the contact us button at the top of the page if you have any questions.