| Component | Adaptable Modular Storage Model AMS1000 | Adaptable Modular Storage Model AMS500 | Adaptable Modular Storage Model AMS200 | Workgroup Modular Storage Model WMS100 |
|---|---|---|---|---|
| Configuration | Rackmount | Rackmount/ Deskside |
Rackmount/ Deskside |
Rackmount/ Deskside |
| Architecture | Dual controller, shared bus | Dual controller, shared bus | Dual controller, shared bus | Dual controller, shared bus |
| Number of controllers | 2 | 1 or 2 | 1 or 2 | 1 or 2 |
| Mirrored Data Cache | 4GB–16GB | 2GB - 8GB | 1GB - 4GB | 512MB - 2GB |
| Maximum LUNs | 4096 | 2048 | 512 | 512 |
| Maximum internal raw capacity | 424TB Fibre Channel & SATA intermix; 176TB Fibre Channel | 212TB Fibre Channel & SATA intermix; 88TB Fibre Channel | 94TB Fibre Channel & SATA intermix; 41TB Fibre Channel | 103TB SATA |
| Internal disk drive options (Fibre Channel unless noted) | 73GB (15K RPM) 146GB (15K RPM) 300GB (10K & 15K RPM) 400GB (10K RPM) 500GB SATA (7200 RPM) 750GB SATA (7200 RPM) 1TB SATA (7200 RPM) |
73GB (15K RPM) 146GB (15K RPM) 300GB (10K & 15K RPM) 400GB (10K RPM) 500GB SATA (7200 RPM) 750GB SATA (7200 RPM) 1TB SATA (7200 RPM) |
73GB (15K RPM) 146GB (15K RPM) 300GB (10K & 15K RPM) 400GB (10K RPM) 500GB SATA (7200 RPM) 750GB SATA (7200 RPM) 1TB SATA (7200 RPM) |
500GB SATA (7200 RPM) 750GB SATA (7200 RPM) 1TB SATA (7200 RPM) |
| Disk drive interface | SATA – Fibre Channel Intermix | SATA - Fibre Channel Intermix | SATA - Fibre Channel intermix | SATA |
| Minimum-maximum number of disk drives | 4–450 Fibre Channel, 0–420 SATA | 4-225 Fibre Channel, 0-210 SATA | 4-105 Fibre Channel, 0-90 SATA | 4-105 SATA |
| RAID-0 | Yes* (Fibre Channel only) | Yes* (Fibre Channel only) | Yes* (Fibre Channel only) | No |
| RAID-1 | Yes | Yes | Yes | Yes |
| RAID-1+0 | Yes | Yes | Yes | Yes |
| RAID-5 | Yes | Yes | Yes | Yes |
| RAID-6 | Yes | Yes | Yes | Yes |
| Model upgrade options | No | AMS1000 | AMS500 | No |
* Serial ATA disks are not supported in a RAID-0 configuration due to lower Mean Time Between Failures (MTBF) concerns.
