Lenovo ThinkSystem DE4000F 与 Pure Storage FlashArray //X10 对比
源自厂商官方文档的规格并排对比。 Lenovo ThinkSystem DE4000F是一款入门级全闪存2U块存储阵列，旨在为企业SAN环境提供亚毫秒级延迟。 Pure Storage FlashArray //X10是一款入门级企业全闪存NVMe存储阵列，采用紧凑型1U双控制器机箱构建。
| Lenovo ThinkSystem DE4000F | Pure Storage FlashArray //X10 | |
|---|---|---|
| 品牌 | Lenovo | Pure Storage |
| 状态 | current | current |
| 发布日期 | 2018年9月 | 2019年5月 |
| 外形规格 | 2U rack | 1U rack |
| 控制器 | Dual active-active controller canisters with 16GB total system cache (8GB per controller) | — |
| 硬盘槽位 | 24x 2.5-inch SFF hot-swap all-flash SAS SSD bays; expands up to 120 SSDs via expansion enclosures | — |
| 主机接口 | 4x 12Gb SAS or 10/25Gb iSCSI or 16/32Gb FC host ports per controller canister | — |
| 最大性能 | Up to 300,000 IOPS and up to 10 GB/s read throughput | — |
| 功能特性 | Dynamic Disk Pools (DDP), snapshot copies, asynchronous and synchronous mirroring, thin provisioning | — |
| 电源 | Dual redundant hot-swap 913W Platinum AC power supplies | — |
| 管理 | SANtricity System Manager (embedded HTML5 web GUI) | Pure1 cloud-based management and Purity REST API |
| 控制器配置 | — | Dual active-active hot-swappable controllers in 1U enclosure |
| 操作系统 | — | Pure Storage Purity//FA |
| 原始容量 | — | Up to 73TB raw (DirectFlash Modules) |
| 有效容量 | — | Up to 220TB effective (assuming 3:1 average data reduction) |
| 硬盘介质 | — | NVMe DirectFlash Modules (DFMs: 2.2TB, 4.5TB, 9.1TB, 18.2TB) |
| 连接性 | — | 16Gb/32Gb Fibre Channel, 10GbE/25GbE iSCSI, and NVMe-oF (RoCEv2/TCP) |
| NVRAM | — | Dual hot-swappable NVRAM modules with dedicated battery-backed capacitance |
| 数据缩减 | — | Always-on inline deduplication and pattern-matching compression |
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