12R6452 - IBM 4GB DDR2-533MHz PC2-4200 ECC Registered CL4 240-Pin DIMM Memory Module
12R6452 - IBM 4GB DDR2-533MHz PC2-4200 ECC Registered CL4 240-Pin DIMM Memory Module
12R6452 - IBM 4GB DDR2-533MHz PC2-4200 ECC Registered CL4 240-Pin DIMM Memory Module