Dell Unity XT 480F 与 NetApp AFF A250 对比
源自厂商官方文档的规格并排对比。 Dell Unity XT 480F 是一款中端全闪存统一存储阵列,专为关键业务关系型数据库、虚拟桌面基础架构(VDI)及高并发云环境而设计。 NetApp AFF A250是一款入门级企业全NVMe存储阵列,在2U双控制器机箱中容纳了24个热插拔NVMe硬盘槽位。
| Dell Unity XT 480F | NetApp AFF A250 | |
|---|---|---|
| 品牌 | Dell | NetApp |
| 状态 | current | end-of-sale |
| 发布日期 | 2019年5月 | 2020年10月 |
| 外形规格 | 2U rack | 2U rack |
| CPU平台 | Dual active-active storage processors (SPs), Intel Xeon Skylake 8-core (1.8 GHz) per SP | — |
| 最大内存(GB) | 192 | — |
| 硬盘槽位 | Up to 25x 2.5-inch SAS SSDs in base DPE; expands up to 750 all-flash SSDs across DAEs | Up to 24x internal 2.5-inch NVMe SSDs in 2U chassis, expandable with 1x NS224 shelf |
| 原始容量 | Up to 4.0 PB raw capacity (up to 12 PB effective with 3:1 data reduction) | — |
| 板载网络 | 4-port 10GbE / 1GbE; 2x I/O module slots per SP supporting 16Gb/32Gb FC or 25GbE optical | — |
| 电源 | Dual redundant hot-plug 1800W Platinum power supplies | — |
| 控制器配置 | — | Dual controllers in 2U enclosure |
| 处理器 | — | Intel Xeon processors per controller |
| 内存 | — | 128GB system memory per HA pair with NVRAM |
| 支持的硬盘 | — | NVMe TLC SSDs (960GB, 1.9TB, 3.8TB, 7.6TB, 15.3TB) |
| 最大原始容量 | — | Up to 57PB in a 24-node cluster |
| 主机连接 | — | Onboard 25GbE/10GbE and PCIe expansion for 32Gb FC, 25GbE, 10GbE |
| 存储协议 | — | NVMe/FC, NVMe/TCP, FC, iSCSI, NFS, SMB |
| 集群 | — | Up to 24 nodes (12 HA pairs) |
| 管理 | — | NetApp ONTAP 9 |
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