NetApp AFF A400 vs Pure Storage FlashArray //X50
Side-by-side specifications from the vendors' own documents. The NetApp AFF A400 is an enterprise midrange all-flash array featuring hardware-accelerated data reduction and native end-to-end NVMe protocol support. The Pure Storage FlashArray //X50 was a 3U midrange enterprise all-flash NVMe array delivering high IOPS and multi-petabyte effective storage for Oracle, SQL Server, and VMware estates.
| NetApp AFF A400 | Pure Storage FlashArray //X50 | |
|---|---|---|
| Brand | NetApp | Pure Storage |
| Status | end-of-sale | end-of-sale |
| Released | Feb 2020 | May 2018 |
| Form factor | 4U rack | 3U rack |
| Controller configuration | Dual controllers in 4U enclosure | Dual active-active controllers in 3U enclosure |
| Processor | Intel Xeon processors with dedicated crypto/compression offload engines | — |
| Memory | 256GB system memory per HA pair with NVRAM | — |
| Drive bays | Connects to NS224 NVMe drive shelves and DS224C SAS drive shelves | — |
| Supported drives | NVMe TLC SSDs (1.9TB to 15.3TB) and 12Gb SAS SSDs (960GB to 15.3TB) | — |
| Maximum raw capacity | Up to 140PB in a 24-node cluster | — |
| Host connectivity | PCIe slots supporting 100GbE, 25GbE, 10GbE, 32Gb FC, and 16Gb FC | — |
| Storage protocols | NVMe/FC, NVMe/TCP, FC, iSCSI, NFS, SMB | — |
| Clustering | Up to 24 nodes (12 HA pairs) | — |
| Management | NetApp ONTAP 9 | Pure1 and Purity GUI |
| Operating system | — | Pure Storage Purity//FA |
| Raw capacity | — | Up to 670TB raw with DirectFlash shelves |
| Effective capacity | — | Up to 2PB effective |
| 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 |
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