4GB [2x2GB] Fully-Buffered RAM Memory Upgrade for the Dell PowerEdge 2950 (DDR2-667, PC2-5300, FB-DIMM) Guaranteed compatible with your Dell PowerEdge 2950 or 2900 Speed up your system with up to 32.0GB of RAM! Lifetime Replacement Warranty! Will ship the same day when ordered at or before 4pm EST! All others ship next day! Fully-staffed call center to help with installation or inquiries! Call 866-335-1355 with questions or for help!