Lenovo ThinkSystem DE6400F 与 Pure Storage FlashArray //X20 R4 对比
源自厂商官方文档的规格并排对比。 Lenovo ThinkSystem DE6400F 是一款第2代全闪存 NVMe 块存储阵列，专为高性能计算、AI数据摄取及低延迟数据库环境而构建。 Pure Storage FlashArray //X20 R4是一款现代3U全NVMe闪存阵列，搭载Intel Xeon Scalable处理器并采用PCIe Gen 4架构。
| Lenovo ThinkSystem DE6400F | Pure Storage FlashArray //X20 R4 | |
|---|---|---|
| 品牌 | Lenovo | Pure Storage |
| 状态 | current | current |
| 发布日期 | 2023年5月 | 2023年6月 |
| 外形规格 | 2U rack | 3U rack |
| 控制器 | Dual active-active controller canisters with 64GB or 128GB total system cache | — |
| 硬盘槽位 | 24x 2.5-inch U.3 NVMe SSD bays; supports expansion up to 120 NVMe SSDs | — |
| 主机接口 | Up to 8x 64Gb/32Gb FC, 100Gb NVMe-oF, or 25Gb iSCSI host ports per controller | — |
| 最大性能 | Up to 2,000,000 IOPS and up to 26 GB/s read bandwidth | — |
| 功能特性 | Dynamic Disk Pools (DDP), native NVMe storage architecture, encryption, synchronous replication | — |
| 电源 | Dual redundant hot-swap 1800W Titanium power supplies | — |
| 管理 | SANtricity System Manager (HTML5 web GUI) | Pure1 AI-powered management |
| 控制器配置 | — | Dual active-active controllers in 3U enclosure |
| 处理器 | — | Intel Xeon Scalable multi-core processors per controller (PCIe Gen 4) |
| 操作系统 | — | Pure Storage Purity//FA |
| 原始容量 | — | Up to 345TB raw |
| 有效容量 | — | Up to 1.1PB effective with 3.3:1 data reduction |
| 硬盘介质 | — | NVMe DirectFlash Modules (DFMs: 4.5TB, 9.1TB, 18.2TB, 36.4TB) |
| 连接性 | — | 10GbE/25GbE/100GbE iSCSI, NVMe/TCP, NVMe/RoCE, and 16Gb/32Gb/64Gb FC |
| 数据缩减 | — | Always-on inline deduplication and compression |
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