| System Model | Description | Part# | Our Part# | Price |
| Models 4051, 4052, 4106, 4800, 4802, 4805, | 16MB EDO Memory Module | 516000-432EDO | 432EDO | N/A |
| 9043, 9044, 9045, 9100, 9102, 9103, 9105, 9406 | ||||
| Models 4051, 4052, 4106, 4800, 4802, 4805, | 32MB EDO Memory Module | 516000-832EDO | 832EDO | N/A |
| 9043, 9044, 9045, 9100, 9102, 9103, 9105, 9406 | ||||
| Models 4051, 4052, 4106, 4800, 4802, 4805, | 256KB Cache Module | 516000-256S | 256S | N/A |
| 9043, 9044, 9045, 9100, 9102, 9103, 9105, 9406 | ||||
| XPA Build to Order | 16MB EDO DIMM | 516000-NX264E | N/A | $67 |
| XPA Build to Order | 32MB EDO DIMM | 516000-NX464E | N/A | $140 |
| XPA Build to Order | 64MB EDO DIMM | 516000-NX864E | N/A | N/A |
| XPA Build to Order | 128MB EDO DIMM | 516000-NX1664E | N/A | $412 |
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