Class: 421 | Series: 6
| Part Number | Description | Associated Systems |
|---|---|---|
| 421-6011 | 8MB SIMM Module | Sun4d System Cray Superserver 6400 |
| 421-6012 | 32MB SIMM Module | Sun4d System Cray Superserver 6400 |
| 421-6044 | Dual Attach FDDI Interface | Sun4d System Cray Superserver 6400 |