![4GB (2X 2GB) Kit DDR2 PC2-6400 RAM Memory Upgrade for Dell OptiPlex FX160 GX280 GX520 GX745 GX755 SX280 (PARTS-QUICK) - Walmart.com 4GB (2X 2GB) Kit DDR2 PC2-6400 RAM Memory Upgrade for Dell OptiPlex FX160 GX280 GX520 GX745 GX755 SX280 (PARTS-QUICK) - Walmart.com](https://i5.walmartimages.com/asr/b2c667fc-f570-4685-8151-8de54a1d2b4e_1.23c5db31c7aa0cbf1709f874a72daac9.jpeg)
4GB (2X 2GB) Kit DDR2 PC2-6400 RAM Memory Upgrade for Dell OptiPlex FX160 GX280 GX520 GX745 GX755 SX280 (PARTS-QUICK) - Walmart.com
![OFFTEK 1GB Replacement Memory RAM Upgrade for Dell OptiPlex GX280 Series (Small Form Factor) (DDR2-4200 - Non-ECC) Desktop Memory at Amazon.com OFFTEK 1GB Replacement Memory RAM Upgrade for Dell OptiPlex GX280 Series (Small Form Factor) (DDR2-4200 - Non-ECC) Desktop Memory at Amazon.com](https://m.media-amazon.com/images/I/61RKB2FDIXL._AC_UF894,1000_QL80_.jpg)
OFFTEK 1GB Replacement Memory RAM Upgrade for Dell OptiPlex GX280 Series (Small Form Factor) (DDR2-4200 - Non-ECC) Desktop Memory at Amazon.com
![4Gb (2X2Gb) Memory RAM Compatible with Dell Poweredge T100 EccUnbbf For Servers Only By CMS (B65) - Computer Memory Solutions 4Gb (2X2Gb) Memory RAM Compatible with Dell Poweredge T100 EccUnbbf For Servers Only By CMS (B65) - Computer Memory Solutions](https://www.computermemorysolutions.com/wp-content/uploads/2018/06/DDR2-240PINDIMMX2Front316447-150x150.jpg)
4Gb (2X2Gb) Memory RAM Compatible with Dell Poweredge T100 EccUnbbf For Servers Only By CMS (B65) - Computer Memory Solutions
![2GB DDR2-667 (PC2-5300) RAM Memory Upgrade for The Dell Optiplex GX280 Desktop (Genuine A-Tech Brand) at Amazon.com 2GB DDR2-667 (PC2-5300) RAM Memory Upgrade for The Dell Optiplex GX280 Desktop (Genuine A-Tech Brand) at Amazon.com](https://m.media-amazon.com/images/I/61gPAhYt4hL.jpg)
2GB DDR2-667 (PC2-5300) RAM Memory Upgrade for The Dell Optiplex GX280 Desktop (Genuine A-Tech Brand) at Amazon.com
![4GB Memory Upgrade for Dell Optiplex GX280 Desktop/Mini Tower Desktop PC 4 X 1GB DDR2 Non-ECC PC2-6400 240 pin 800MHz DIMM RAM (PARTS-QUICK Brand) at Amazon.com 4GB Memory Upgrade for Dell Optiplex GX280 Desktop/Mini Tower Desktop PC 4 X 1GB DDR2 Non-ECC PC2-6400 240 pin 800MHz DIMM RAM (PARTS-QUICK Brand) at Amazon.com](https://m.media-amazon.com/images/I/611t9Prv+pL._AC_UF894,1000_QL80_.jpg)
4GB Memory Upgrade for Dell Optiplex GX280 Desktop/Mini Tower Desktop PC 4 X 1GB DDR2 Non-ECC PC2-6400 240 pin 800MHz DIMM RAM (PARTS-QUICK Brand) at Amazon.com
![2GB DDR2-667 (PC2-5300) RAM Memory Upgrade for The Dell Optiplex GX280 Desktop (Genuine A-Tech Brand) at Amazon.com 2GB DDR2-667 (PC2-5300) RAM Memory Upgrade for The Dell Optiplex GX280 Desktop (Genuine A-Tech Brand) at Amazon.com](https://m.media-amazon.com/images/I/61gPAhYt4hL._AC_UF894,1000_QL80_.jpg)