12R8540 - IBM 512MB DDR2-533MHz PC2-4200 ECC Registered CL4 1.8V 276-Pin DIMM Memory Module
12R8540 - IBM 512MB DDR2-533MHz PC2-4200 ECC Registered CL4 1.8V 276-Pin DIMM Memory Module
12R8540 - IBM 512MB DDR2-533MHz PC2-4200 ECC Registered CL4 1.8V 276-Pin DIMM Memory Module