2x 1GB & 2x 512MB Dell Memory .

The 1GB memory are surplus and 512MB removed to clear 2 slots. All memory are working. 2x Kingston Dell Equivalent 1GB PC2-3200 DDR2 RAM Storage Capacity 1 GB Memory Type DRAM Technology DDR2 SDRAM Form Factor DIMM 240-pin Data Integrity Check ECC RAM Features Single rank , registered Memory Speed 400 MHz ( PC2-3200 ) Expansion / Connectivity Compatible Slots 1 x memory - DIMM 240-pin This memory is designed for Fujitsu ErgoPro , ErgoPro x365/500, ErgoPro x365/CL400, ErgoPro x565/450, ErgoPro x565/500; MICRON - NetFRAME NF3100/3101, NetFRAME NF3100/3101 (PIII); Zenith - Express5800 LS2400, Express5800 MC2400. OEM Manufacturer Equivalent Part Number DELL A0395465, DELL A0374933, DELL A0466926, DELL A0466927, DELL A0374937, DELL A0377943, DELL A0380698, DELL A0396708, DELL A0422904, DELL A0396705, DELL A0428480 Compatibility Information Designed For Dell PowerEdge 1800, 2850, 6800, SC1420, SC1425 Dell Precision Workstation 470, Workstation 470 ADVANCED, Workstation 470n, Workstation 670, Workstation 670 ESSENTIAL, Workstation 670 Light Speed Basic, Workstation 670n 2x MICRON MT18HTF6472DY-40EB2 512MB 240PIN ECC REG DIMM Vendor Micron Technology Inc Category Memory Cards, Modules Memory Type DDR2 SDRAM Memory Size 512MB Speed 400MT/s