Hitachi Virtual Storage Platform VSP E990 vs Pure Storage FlashArray //X70
Side-by-side specifications from the vendors' own documents. The Hitachi Virtual Storage Platform (VSP) E990 is an enterprise 4U NVMe all-flash array delivering up to 5.8 million IOPS with 64-microsecond response times. The Pure Storage FlashArray //X70 was a 3U high-performance enterprise all-NVMe storage array designed for large-scale enterprise consolidation, core banking, and high-concurrency database workloads.
| Hitachi Virtual Storage Platform VSP E990 | Pure Storage FlashArray //X70 | |
|---|---|---|
| Brand | Hitachi | Pure Storage |
| Status | current | end-of-sale |
| Released | Apr 2020 | Jun 2017 |
| Form factor | 4U rack | 3U rack |
| Form factor | 4U rack | — |
| Controllers | Dual active-active | — |
| Cache memory | 1024GB | — |
| Max drives | 24 NVMe U.2 (expands to 1008 drives) | — |
| Host interfaces | 32Gb FC, 25Gb/10Gb iSCSI, NVMe-oF | — |
| Max raw capacity | 5.8PB expanded | — |
| Controller configuration | — | Dual active-active controllers in 3U enclosure |
| Operating system | — | Pure Storage Purity//FA |
| Raw capacity | — | Up to 1.3PB raw with DirectFlash shelves |
| Effective capacity | — | Up to 4PB effective with data reduction |
| Drive media | — | NVMe DirectFlash Modules (4.5TB, 9.1TB, 18.2TB) |
| Connectivity | — | 32Gb/16Gb FC, 25GbE/10GbE iSCSI, and NVMe-oF |
| Nvram | — | Dual hot-swappable NVRAM modules |
| Data reduction | — | Inline deduplication and compression |
| Management | — | Pure1 and Purity GUI |
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