Table 39 Memory configurations—two processorsSystemCapacity(in GB)DIMM Size(in GB)Number ofDIMMsDIMM Rank,Organization, andFrequencyDIMM Slot Population8 4 2 1R, x8, 2400 MT/s,1R, x8, 2133 MT/s,1R, x8, 1866 MT/sA1, B116 4 4 1R, x8, 2400 MT/s,1R, x8, 2133 MT/s,1R, x8, 1866 MT/sA1, A2, B1, B28 2 1R, x8, 2400 MT/s,1R, x8, 2133 MT/s,1R, x8, 1866 MT/sA1, B124 4 6 1R, x8, 2400 MT/s,1R, x8, 2133 MT/s,1R, x8, 1866 MT/sA1, A2, A3, B1, B2, B332 4 8 1R, x8, 2400 MT/s,1R, x8, 2133 MT/s,1R, x8, 1866 MT/sA1, A2, A3, A4, B1, B2, B3,B48 4 2R, x8, 2400 MT/s,2R, x8, 2133 MT/s,2R, x8, 1866 MT/sA1, A2, B1, B216 2 2R, x8, 2400 MT/s,2R, x8, 2133 MT/s,2R, x8, 1866 MT/sA1, B148 4 12 2R, x8, 2400 MT/s,2R, x8, 2133 MT/s,2R, x8, 1866 MT/sA1, A2, A3, A4, A5, A6, A7,A8, B1, B2, B3, B48 6 2R, x8, 2400 MT/s,2R, x8, 2133 MT/s,2R, x8, 1866 MT/sA1, A2, A3, B1, B2, B364 8 8 2R, x8, 2400 MT/s,2R, x8, 2133 MT/s,2R, x8, 1866 MT/sA1, A2, A3, A4, B1, B2, B3,B416 4 2R, x8, 2400 MT/s,2R, x8, 2133 MT/s,2R, x8, 1866 MT/sA1, A2, B1, B2Installing and removing system components100 Dell PowerEdge R430 Owner's Manual