SanDisk DC SN861 NVMe SSD
High-performance PCIe Gen5 enterprise SSD for AI, cloud and compute workloads
SanDisk DC SN861 is a PCIe Gen5 enterprise NVMe SSD family for performance-sensitive AI, cloud and compute workloads, with U.2, E1.S and E3.S options, capacities up to 15.36TB and enterprise data protection features.
The DC SN861 family is positioned for mission-critical compute environments that need high bandwidth, low latency and consistent quality of service. It supports PCIe Gen5 x4, NVMe 2.0 / NVMe-MI 1.2c on form factors, and enterprise features such as Power Loss Protection, End-to-End Data Path Protection, Flexible Data Placement, SE / ISE / TCG Opal security, and a 5-year limited warranty. U.2 supports 1 DWPD and 3 DWPD configurations, while E1.S and E3.S are positioned as 1 DWPD options in the reviewed datasheets.
Features
- PCIe Gen5 x4 enterprise NVMe SSD with up to 15.36TB capacity
- U.2, E1.S and E3.S form-factor options
- Up to 13,700 MB/s sequential read and up to 8,800 MB/s sequential write, depending on form factor and capacity
- Up to 3,300K random read IOPS and up to 430K random write IOPS for 1 DWPD configurations
- Enterprise features: PLP, E2E Data Path Protection, FDP, NVMe-MI 1.2c, SE / ISE / TCG Opal
- 5-year limited warranty and projected 2.5M-hour MTTF
Applications
- AI model training and inference
- Machine learning and deep learning
- Hyperscale cloud and enterprise datacenters
- Compute-intensive high CPU / high GPU / HPC workloads
- Big data, analytics, modeling and predictive analysis
- Mission-critical workloads requiring low latency and consistent QoS
Key Components
- PCIe Gen5 x4 / NVMe 2.0 interface
- BiCS6 TLC NAND
- Fadu Echo 3 controller, based on roadmap material
- Enterprise firmware and security stack
- U.2 15mm, E1.S 9.5mm / 15mm, E3.S 7.5mm form factors
- PLP and telemetry / manageability features
Benefits
- Helps customers increase compute-storage bandwidth for AI and analytics workloads
- Reduces latency risk for mission-critical applications
- Provides multiple form factors to fit different server designs
- Supports enterprise manageability and data-protection needs
- Offers a clearer Gen5 upgrade path versus legacy Gen4 compute SSDs
