Lenovo ThinkSystem DG5000 vs Pure Storage FlashArray //C40
Side-by-side specifications from the vendors' own documents. The ThinkSystem DG5000 was Lenovo's entry-to-midrange unified all-flash array powered by Quad-Level Cell (QLC) NVMe flash technology and Lenovo ONTAP, based on OEM NetApp AFF C-Series architecture. The Pure Storage FlashArray //C40 was an enterprise capacity-optimized all-flash array delivering NVMe QLC flash media at spinning disk economics.
| Lenovo ThinkSystem DG5000 | Pure Storage FlashArray //C40 | |
|---|---|---|
| Brand | Lenovo | Pure Storage |
| Status | end-of-sale | end-of-sale |
| Released | May 2023 | Jun 2020 |
| Form factor | 2U rack | 3U rack |
| Raw capacity | Up to 737 TB raw capacity in 2U base chassis using dense QLC NVMe SSDs | Up to 494TB raw |
| Drive bays | 24x 2.5-inch SFF hot-swap bays supporting high-capacity QLC NVMe solid-state drives | — |
| Power supply | Dual redundant 1200W AC hot-swap power supplies | — |
| Controller configuration | — | Dual active-active controllers in 3U enclosure |
| Operating system | — | Pure Storage Purity//FA |
| Effective capacity | — | Up to 1.8PB effective with data reduction |
| Drive media | — | NVMe DirectFlash QLC Modules (24.7TB, 49TB) |
| Connectivity | — | 32Gb/16Gb FC, 25GbE/10GbE iSCSI, and NVMe-oF |
| Data reduction | — | Inline deduplication and compression optimized for QLC media |
| Management | — | Pure1 and Purity GUI |
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