Pure Storage FlashArray //X90 R4
The Pure Storage FlashArray //X90 R4 is Pure's high-end enterprise all-NVMe storage system built for maximum performance density and mission-critical reliability. Utilizing dual high-frequency Intel Xeon Scalable processors per controller and high-density DirectFlash Modules, it delivers microsecond response times and multi-petabyte scale.
Specifications
| Brand | Pure Storage |
|---|---|
| Family | FlashArray //X |
| Form factor | 3U rack |
| Released | Jun 2023 |
| Controller configuration | Dual active-active controllers in 3U enclosure |
| Processor | Dual high-frequency Intel Xeon Scalable processors per controller (PCIe Gen 4) |
| Operating system | Pure Storage Purity//FA |
| Raw capacity | Up to 3.3PB raw with DirectFlash shelves |
| Effective capacity | Up to 11PB effective with data reduction |
| Drive media | NVMe DirectFlash Modules (DFMs up to 75TB) |
| Connectivity | 64Gb/32Gb FC, 100GbE/25GbE/10GbE iSCSI, and NVMe-oF (TCP/RoCE) |
| Data reduction | Always-on inline deduplication and compression |
| Management | Pure1 cloud-based management |
Generations
- Previous generation: Pure Storage FlashArray //X90
Check compatibility with Pure Storage
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Pure Storage has tested with the Pure Storage FlashArray //X90 R4.
- Compatibility Pure Storage compatibility matrix (free vendor sign-in)
- Support Pure Storage Support
Equivalent models from other brands
FAQ
What is the maximum effective capacity of the //X90 R4?
The //X90 R4 scales up to 11PB effective capacity in a multi-shelf configuration.
What makes the //X90 R4 suitable for tier-0 databases?
High-frequency compute, end-to-end PCIe Gen 4, and sub-200 microsecond latencies provide deterministic performance.
Buying or selling FlashArray //X90 R4?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Pure Storage FlashArray //X Specifications, checked 2026-10-28
- Pure Storage Documentation - //X R4 Generation, checked 2026-10-28