SDS Sigma series Mass storage Sigma mass storage devices

| Device | Device_type | Capacity_MB_ | Avg_seek_time_ms_ | Avg_rotational_delay_ms_ | Avg_transfer_rate_kB_s_ |
|---|---|---|---|---|---|
| 3214 | RAD | 2.75 | N/A | 8.5 | 647 |
| 7202 | RAD | .7 | N/A | 17 | 166 |
| 7203 | RAD | 1.4 | N/A | 17 | 166 |
| 7204 | RAD | 2.8 | N/A | 17 | 166 |
| 7232 | RAD | 6.0 | N/A | 17 | 355 |
| 3231 | Cartridge disk | 2.4removable | 38 | 12.5 | 246 |
| 3232 | Cartridge disk | 4.9removable | 38 | 12.5 | 246 |
| 3233 | Cartridge disk | 4.9 fixed 4.9removable | 38 | 12.5 | 246 |
| 3242 | Cartridge disk | 5.7removable | 38 | 12.5 | 286 |
| 3243 | Cartridge disk | 5.7 fixed 5.7removable | 38 | 12.5 | 286 |
| 7251 | Cartridge disk | 2.3removable | 38 | 12.5 | 225 |
| 7252 | Cartridge disk | 2.3 fixed 2.3removable | 38 | 12.5 | 225 |
| 3277 | Removable disk | 95 | 30 | 8.3 | 787 |
| 7271 | Removable disk | 46.8 | 35 | 12.5 | 245 |