Hitachi Virtual Storage Platform VSP 5500 vs IBM FlashSystem 9500
Side-by-side specifications from the vendors' own documents. The Hitachi Virtual Storage Platform (VSP) 5500 is a high-end enterprise tier-1 modular director delivering up to 21 million IOPS and response times under 70 microseconds. The IBM FlashSystem 9500 is a tier-1 enterprise modular all-flash storage system designed for high availability and petascale throughput.
| Hitachi Virtual Storage Platform VSP 5500 | IBM FlashSystem 9500 | |
|---|---|---|
| Brand | Hitachi | IBM |
| Status | current | current |
| Released | Oct 2019 | Mar 2022 |
| Form factor | modular enterprise director | 4U rack |
| Form factor | Modular enterprise director (up to 6 frames) | 4U rack |
| Controllers | Scale-out grid (up to 24 nodes) | Dual active-active |
| Cache memory | 6144GB | 3072GB |
| Max drives | 2,304 | 48 NVMe FCM/SSD (expands to 1536) |
| Host interfaces | 32Gb/16Gb FC, FICON mainframe, NVMe-oF | 64Gb/32Gb FC, 100Gb/25Gb Ethernet, NVMe-oF |
| Max raw capacity | 69PB | 7.9PB in 4U (up to 79PB expanded) |
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