Dell PowerVault ML3E vs HPE StoreOnce 3100
Side-by-side specifications from the vendors' own documents. The Dell PowerVault ML3E is a 3U expansion module designed to scale slot and drive capacity for the PowerVault ML3 tape automation library. The HPE StoreOnce 3100 is an entry-level 1U deduplication backup appliance designed for small datacenters and branch offices.
| Dell PowerVault ML3E | HPE StoreOnce 3100 | |
|---|---|---|
| Brand | Dell | HPE |
| Status | current | end-of-sale |
| Released | Sep 2018 | Nov 2015 |
| Form factor | 3U rack | 1U rack backup appliance |
| Tape slots | 40 additional cartridge slots in 3U expansion module | — |
| Drive bays | Up to 3 half-height LTO-6, LTO-7, LTO-8, or LTO-9 tape drives | — |
| Native capacity | Adds up to 720TB native (1.8PB compressed) capacity per expansion module with LTO-9 | — |
| Host interface | Connects directly to base ML3 library via vertical robotic interconnect mechanism | — |
| Power supply | Redundant hot-plug power supplies | — |
| Form factor | — | 1U rack-mount chassis |
| Raw capacity | — | 8TB raw capacity |
| Usable capacity | — | 5.5TB usable capacity |
| Deduplication ratio | — | Typically 20:1 data reduction ratio |
| Backup speed | — | Up to 1.6 TB/hr with StoreOnce Catalyst |
| Network interfaces | — | 4x 1GbE RJ-45 ports standard with optional 10GbE card |
| Catalyst support | — | StoreOnce Catalyst, VTL, and CIFS/NFS NAS targets |
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