Lenovo ThinkSystem DE4000F vs NetApp ASA A250
Side-by-side specifications from the vendors' own documents. The Lenovo ThinkSystem DE4000F is an entry-level all-flash 2U block storage array engineered to deliver sub-millisecond latency for enterprise SAN environments. The NetApp ASA A250 was a 2U entry enterprise all-SAN array housing 24 internal NVMe solid-state drives with symmetrical active-active controller processing.
| Lenovo ThinkSystem DE4000F | NetApp ASA A250 | |
|---|---|---|
| Brand | Lenovo | NetApp |
| Status | current | end-of-sale |
| Released | Sep 2018 | Feb 2021 |
| Form factor | 2U rack | 2U rack |
| Controllers | Dual active-active controller canisters with 16GB total system cache (8GB per controller) | — |
| Drive bays | 24x 2.5-inch SFF hot-swap all-flash SAS SSD bays; expands up to 120 SSDs via expansion enclosures | Up to 24x internal 2.5-inch NVMe SSDs in 2U chassis, expandable with 1x NS224 shelf |
| Host interfaces | 4x 12Gb SAS or 10/25Gb iSCSI or 16/32Gb FC host ports per controller canister | — |
| Max performance | Up to 300,000 IOPS and up to 10 GB/s read throughput | — |
| Features | Dynamic Disk Pools (DDP), snapshot copies, asynchronous and synchronous mirroring, thin provisioning | — |
| Power supply | Dual redundant hot-swap 913W Platinum AC power supplies | — |
| Management | SANtricity System Manager (embedded HTML5 web GUI) | NetApp ONTAP SAN-optimized |
| Controller configuration | — | Symmetrical active-active dual controllers in 2U enclosure |
| Processor | — | Intel Xeon processors per controller |
| Memory | — | 128GB system memory per HA pair with NVRAM |
| Supported drives | — | NVMe TLC SSDs (960GB to 15.3TB) |
| Maximum raw capacity | — | Up to 57PB in a cluster |
| Host connectivity | — | Onboard 25GbE/10GbE and PCIe expansion for 32Gb FC, 25GbE, 10GbE |
| Storage protocols | — | NVMe/FC, NVMe/TCP, Fibre Channel, iSCSI |
| Clustering | — | Up to 12 HA pairs |
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