AddOn - Memory Upgrades 2GB 240-Pin DDR2 SDRAM DDR2 667 (PC2 5300) Desktop Memory Model A1371192-AA Cas Latency: 5 Voltage: 1.8V Buffered/Registered: Unbuffered Features: This Dell A1371192 compatible 2GB DDR2-667MHz Dual Rank Unbuffered 1.8V 240-pin CL5 UDIMM is 100% guaranteed to be compatible with your system and to work right the first time. Adding additional memory is the best way to increase the performance of your system. All our memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM's factory requirements. Our products are also guaranteed by federal law to not affect or void OEM warranties. For Dell Dimension XPS 420; XPS 420
