Speed doesn't matter as long as there's matched pairs of SIMMs.
| Simm Module #, 30-pin 4MB | Chips | How Many | ChipSize |
| tm4100GAD8 | tm44100DJ | 8 | 4MB x 1 |
| tm4100EAD9 | tm44100DJ | 9 | 4MB x 1 |
| msc2340 | msm514100 | 8 | 4MB x 1 |
| mc-424000A8 | upd424100 | 8 | 4MB x 1 |
| Simm Module #, 30-pin 4MB | Chips | How Many | ChipSize |
| tm497GAD8A | tms417400DZ | 2/3 | 4MB x 4 |
| tm497BBK32 | tms417400DZ | 2/3 | 4MB x 4 |
| tm893CBK32 | tms417400DZ | 2/3 | 4MB x 4 |
| tm497TBM40 | tms417400DZ | 2/3 | 4MB x 4 |
| DRAM Chips | Type | Volts | Chip Size |
| upd4217400LA | Page | 5 | 4MB x 4 |
| upd4217474LA | EDO | 5 | 4MB x 4 |
| upd4217405LA | EDO | 5 | 4MB x 4 |
| msm5117400D-xxSJ | Page | 5 | 4MB x 4 |
| hy5117400B | Page | 5 | 4MB x 4 |
| hy5117400C | Page | 5 | 4MB x 4 |
| hy5117404B | EDO | 5 | 4MB x 4 |
| hy5117474C | EDO | 5 | 4MB x 4 |
| mt4C4M4E8DJ | Page | 5 | 4MB x 4 |
| mt4C4M4B1DJ | Page | 5 | 4MB x 4 |
| nt511740C5J | EDO | 5 | 4MB x 4 |
| tms417400DZ | Page | 5 | 4MB x 4 |
| tms427400DZ | Page | 3.3 | 4MB x 4 |
| DRAM Chips | Type | Volts | Chip Size |
| hm514100C | 5 | 4MB x 1 | |
| hm514102B | 5 | 4MB x 1 | |
| hm514102C | 5 | 4MB x 1 | |
| msm514100 | 5 | 4MB x 1 | |
| msm514102 | 5 | 4MB x 1 | |
| Dram Chips | Type | Volts | ChipSize |
| msm514400 | 5 | 1MB x 4 | |
| msm514102 | 5 | 1MB x 4 | |
| hm514400B | 5 | 1MB x 4 |