System Capacity (inGB) DIMM Size (inGB) Number ofDIMMs Organization andSpeed DIMM Slot Population128 4 32 2R x4, 1333 MT/s2R x4, 1600 MT/sA1, A2, A3, A4, A5, A6, A7, A8,B1, B2, B3, B4, B5, B6, B7, B8,C1, C2, C3, C4, C5, C6, C7, C8,D1, D2, D3, D4, D5, D6, D7, D8128 8 16 2R x4, 1333 MT/s2R x4, 1600 MT/sA1, A2, A3, A4, B1, B2, B3, B4,C1, C2, C3, C4, D1, D2, D3, D4192 4 48 2R x4, 1333 MT/s2R x4, 1600 MT/sA1, A2, A3, A4, A5, A6, A7, A8,A9, A10, A11, A12, B1, B2, B3,B4, B5, B6, B7, B8, B9, B10,B11, B12, C1, C2, C3, C4, C5,C6, C7, C8, C9, C10, C11, C12,D1, D2, D3, D4, D5, D6, D7, D8,D9, D10, D11, D12192 8 24 2R x4, 1333 MT/s2R x4, 1600 MT/sA1, A2, A3, A4, A5, A6, B1, B2,B3, B4, B5, B6, C1, C2, C3, C4,C5, C6, D1, D2, D3, D4, D5, D6256 16 16 2R x4, 1333 MT/s2R x4, 1600 MT/sA1, A2, A3, A4, B1, B2, B3, B4,C1, C2, C3, C4, D1, D2, D3, D4384 16 24 2R x4, 1333 MT/s2R x4, 1600 MT/sA1, A2, A3, A4, A5, A6, B1, B2,B3, B4, B5, B6, C1, C2, C3, C4,C5, C6, D1, D2, D3, D4, D5, D6512 32 16 4R, x4, 1333 MT/s A1, A2, A3, A4, B1, B2, B3, B4,C1, C2, C3, C4, D1, D2, D3, D4768 32 24 4R x4, 1333 MT/s A1, A2, A3, A4, A5, A6, B1, B2,B3, B4, B5, B6, C1, C2, C3, C4,C5, C6, D1, D2, D3, D4, D5, D61024 32 32 4R x4, 1066 MT/s A1, A2, A3, A4, A5, A6, A7, A8,B1, B2, B3, B4, B5, B6, B7, B8,C1, C2, C3, C4, C5, C6, C7, C8,D1, D2, D3, D4, D5, D6, D7, D81536 32 48 4R x4, 1066 MT/s A1, A2, A3, A4, A5, A6, A7, A8,A9, A10, A11, A12, B1, B2, B3,B4, B5, B6, B7, B8, B9, B10,B11, B12, C1, C2, C3, C4, C5,C6, C7, C8, C9, C10, C11, C12,D1, D2, D3, D4, D5, D6, D7, D8,D9, D10, D11, D1246