Pure Storage FlashArray //M20
The Pure Storage FlashArray //M20 was a 3U midrange all-flash array designed for virtualization consolidation and SQL/Oracle database environments. Delivering up to 200,000 IOPS and sub-millisecond response times under Purity//FA, it provided dependable block storage with non-disruptive expandability.
Specifications
| Brand | Pure Storage |
|---|---|
| Family | FlashArray //M |
| Form factor | 3U rack |
| Released | Jun 2015 |
| End of sale | May 2018 |
| End of support | May 2023 |
| Controller configuration | Dual active-active controllers in 3U enclosure |
| Operating system | Pure Storage Purity//FA |
| Raw capacity | Up to 120TB raw with expansion shelves |
| Effective capacity | Up to 300TB effective |
| Drive media | 12Gb SAS Flash Modules |
| Connectivity | 16Gb/8Gb FC, 10GbE iSCSI |
| Nvram | Dual NVRAM modules with supercapacitor backup |
| Data reduction | Inline deduplication and compression |
| Management | Pure1 and Purity GUI |
Generations
- Previous generation: Pure Storage FlashArray //FA-405
- Next generation: Pure Storage FlashArray //X20
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 //M20.
- Compatibility Pure Storage compatibility matrix (free vendor sign-in)
- Support Pure Storage Support
Equivalent models from other brands
FAQ
What was the performance of the FlashArray //M20?
The //M20 delivered up to 200,000 32K IOPS with sub-millisecond response times.
What successor replaced the //M20?
The NVMe-based FlashArray //X20 succeeded the //M20 in 2018.
Buying or selling FlashArray //M20?
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 Knowledge Base - FlashArray //M20, checked 2026-10-28
- Pure Storage FlashArray //M Datasheet, checked 2026-10-28