💾 Dell PowerStore 500T vs NetApp AFF A30 vs Pure FlashArray//C
AI-powered analysis across 22 matched specifications



Performance Overview
Scores based on quantifiable specification values (1-10 scale)
Detailed Specifications
| Specification | Dell PowerStore 500T Dell Storage | AFF A30 NetApp | FlashArray//C Pure Storage |
|---|---|---|---|
| Key Metrics | |||
| Form Factor | 2U rack-mountable | 2U chassis, 2 HA controllers | 3U base chassis; 3–9U with expansion |
| Max Effective Capacity | 6.16 PBe per appliance (24.64 PBe per 4-node cluster) | 18.8 PB per HA pair (5:1 NAS efficiency) | Up to 16.3 PB (C90 R5 model) |
| Max Raw Capacity | Not specified | 4.0 PB per HA pair | Up to 4.2 PB (C90 R5 model) |
| Data Reduction Guarantee/Average | 5:1 guaranteed | 5:1 NAS efficiency | 5:1 average (up to 10:1 with thin provisioning) |
| Availability SLA | 99.9999% (6-nines) | 99.9999% (six nines) | 99.9999% (6×9s) |
| Latency | <1ms (block & file) | -- | -- |
| Compute | |||
| Processor | 2 × Intel Xeon, 24 cores, 2.2 GHz | -- | -- |
| Controller Memory | 192 GB per controller node | 128 GB per controller | -- |
| Storage | |||
| Max Drives / Slots | 97 NVMe SSDs | 24 internal NVMe SSD slots | -- |
| Flash Technology | Dual-ported NVMe SSDs | NVMe SSDs | QLC DirectFlash Modules (proprietary) |
| Max Volumes | 1,500 | -- | -- |
| Max Snapshots | 50,000 | -- | -- |
| File Services | NFS, SMB | NFS v3/v4.x, SMB/CIFS | Native Enterprise File in Purity OS — NFS and SMB |
| Networking | |||
| Front-End Ports / Networking | Up to 24 (FC 16/32Gb, iSCSI 10/25G, NVMe-oF) | Up to 12× 100GbE, 32× 25GbE, 24× 64Gbps FC/NVMe/FC ports | -- |
| Protocols | FC, iSCSI, NVMe-oF, NFS, SMB | NVMe/FC, NVMe/TCP, FC, iSCSI, NFS v3/v4.x, SMB/CIFS, S3 | NVMe/FC, NVMe/RoCE, NVMe/TCP, iSCSI, FC, NFS (v3/v4), SMB |
| Software & OS Compatibility | |||
| Operating System / Software | AppsON (run apps natively on the array) | NetApp ONTAP 9.16.1 (min. 9.16.1RC1) | Purity OS, Everpure Fusion, Pure1 AIOps |
| Data Services | Dedup, compression, advanced de-duplication | Deduplication, compression, compaction, SnapMirror, FabricPool, FlexClone | Global dedup + compression, thin provisioning |
| Security | |||
| Ransomware Protection | Native ransomware protection, immutable snapshots | AI/ML ransomware detection (99%+ accuracy), SnapLock Compliance, NetApp Ransomware Recovery Guarantee | SafeMode Snapshots (default), ransomware remediation |
| Encryption | Zero Trust cybersecurity | AES-256 encryption | AES-256, FIPS 140-2 |
| Management | |||
| Management Features | Built-in ML optimisation | -- | Unified with FlashArray//X and XL |
| Scale-Out / Clustering | 4-node cluster | Up to 6 nodes (3 HA pairs) | -- |
| Warranty & Support | |||
| Warranty Options | -- | Flex hardware support — 3 or 5 year options | Evergreen Architecture across generations |
Expert Analysis
These three enterprise storage arrays represent different architectural approaches to high-performance, high-availability storage. The Dell PowerStore 500T stands out with its substantial compute resources—48 cores and 192GB memory per controller—making it particularly well-suited for compute-intensive workloads and the unique AppsON capability that allows applications to run natively on the array. Its 97-drive capacity and sub-millisecond latency make it ideal for mixed block and file workloads requiring both high throughput and low latency.
The NetApp AFF A30 offers the most flexible networking configuration with up to 12×100GbE ports and comprehensive protocol support including S3 object storage. Its six-node scale-out capability provides excellent expansion potential for growing environments, while the AI/ML ransomware detection with 99%+ accuracy and recovery guarantee addresses modern security concerns effectively. The Pure Storage FlashArray//C leverages proprietary QLC DirectFlash technology to deliver the highest effective capacity (up to 16.3PB) while maintaining the same 99.9999% availability as their flagship FlashArray//X series. Its native file services within Purity OS and Evergreen Architecture for nondisruptive upgrades offer compelling operational advantages.
Each product has distinct value propositions: Dell emphasises compute integration and maximum drive density, NetApp focuses on networking flexibility and comprehensive data services, while Pure Storage prioritises capacity efficiency and operational simplicity through their Evergreen model. Organisations should consider their specific workload requirements—whether they need maximum compute at the storage layer, extensive protocol support, or the highest capacity density—when selecting between these capable solutions.
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