DapuStor® DP800 Series is a PCIe Gen5 enterprise SSD controller designed to power high-performance, high-capacity solid-state drives using next-generation NAND technologies. The series includes two models—DP816 and DP808—and supports the NVMe (NVM Express) standard interface, optimized for intensive 4K random read/write operations and on-chip flash management, while minimizing reliance on host CPU and memory resources. With exceptional performance, scalability, and enterprise-grade reliability and security, the DP800 Series offers a highly flexible platform for building next-generation SSDs.
PCIe SSDs with NVMe controllers can significantly enhance enterprise and data center storage performance by accelerating random data access and increasing transfer bandwidth, effectively alleviating interface bottlenecks.
The DapuStor DP800 Series is an NVMe-compliant PCIe flash controller designed for enterprise applications. It delivers substantial improvements in read/write performance while reducing both latency and power consumption. The DP800 series introduces key innovations for next-generation storage and computing system architectures, helping users unlock greater value at scale.
Key Features
Supported Interfaces & Protocols
High Performance
Transparent Compression
High Security
Superior Data Integrity
Wide Flash Compatibility
Optimized Storage Management Engine
High Capacity and Flexible Scalability
• PCIe x4 dual-port or PCIe 5.0 x8 single-port • PCIe Dual-Port • NVMe 2.0, NVMe MI 1.2 • SR-IOV • ZNS-Zoned Name Space • FDP-Flexible Data Placement • Supports Hundreds of NameSpace
• Sequential Read/Write 28/22GB/s @GEN5x8, 14/12GB/s @GEN5x4 • Random Read 6.0M IOPS @GEN5x8, 3.5M IOPS@GEN5x4, Random Write 1600K IOPS (OP 20%) • Random Write Latency 3.5 μs
• Hardware RAID5/RAID6 • TCG/AES/RSA/SHA/TRNG Support • Encryption Drive Support • Secure Boot • On-Chip Root of Trust (RoT)
• DDR5/4 DRAM with ECC (1-bit correction per 32/64 bits) • DIF Protection (External & Internal) • Full Internal Data Path Protection (DPP) • SRAM Data Protection (EDCC or CRC) • Advanced LDPC 4KB Error Correction • Hardware RAID5/RAID6 Protection • Enhanced Power Loss Protection • Enhanced End-to-End Data Protection (MPECC) • Hardware Real-time Compression Verification • Built-in Temperature Sensor for Junction Temperature Monitoring
• SLC/MLC/TLC/3D-TLC/QLC • Supports Hybrid Flash (e.g., QLC & SLC) • 16 Channels, Single I/O up to 3,200MT/s (ONFI 5.1)
● Smart IO/ Smart ECC Technology
• Up to 61.44TB per DP800 • Scalable Cascade of DP800 Controllers • 8-core High-performance CPU for Customization
