Inspur Yingxin DenseStor ZMC-25Q2-DC438

1. Chassis System

• ‌Model‌: Inspur Yingxin NF5466M6 4U Storage-Optimized Chassis
• ‌Specifications‌:
• Supports 38×3.5" hot-swap HDD bays (expandable to 46 bays)
• 8× hot-swappable fan modules
• Front LCD touchscreen for management
• Complies with Tier 3 data center standards‌

2. Compute Subsystem

• ‌Processor‌: AMD EPYC 7313P (16C/32T)
• Base frequency 3.0GHz, max turbo 3.7GHz
• 128MB L3 cache, Zen3 architecture
• Supports 8-channel DDR4-3200 memory‌
• ‌Memory‌: 8× Micron 64GB DDR4-3200 ECC RDIMM (MTA18ASF8G72AZ-3G2R)
• 1.2V low-voltage design
• ECC with Chipkill technology
• Memory bandwidth up to 204.8GB/s‌

3. Storage Subsystem

• ‌Storage Controller‌: 2× LSI 9500-16i RAID cards

• Each with 4GB DDR4 cache (supercapacitor protected)
• Supports RAID 0/1/5/6/10/50/60
• PCIe 4.0 x16 interface, max throughput 31.5GB/s‌

• ‌Metadata Accelerator‌:

• 1× Samsung PM1743 3.2TB NVMe SSD (MZQL23T8HCLS-00A07)
• PCIe 4.0 x4 interface
• Sequential read/write 8000/3800 MB/s
• Random read/write 1500K/250K IOPS
• 1.3DWPD endurance‌

• ‌Primary Storage‌:

• 24× Toshiba MG10 20TB 7200RPM HDD (MG10ACA20TE)
• SAS 12Gb/s interface, 512MB cache
• FC-MAMR technology, 550TB annual workload
• 2.5 million hours MTBF‌

• ‌Cold Storage Tier‌:

• 12× Seagate Exos X20 20TB 7200RPM HDD (ST20000NM007D)
• Configured as independent storage pool
• Supports automated tiering‌

4. Networking & Expansion

• ‌Network Interface‌: 2× Intel E810-XXVDA2 25GbE dual-port NICs

• Supports SR-IOV and VMDq technologies
• PCIe 4.0 x16 interface
• iWARP RDMA support‌

• ‌Expansion Slots‌:

• 4× PCIe 4.0 x16 slots
• 2× PCIe 4.0 x8 slots
• Supports OCP 3.0 NIC expansion‌

5. Power & Cooling

• ‌Power Supply‌: 2× Supermicro PWS-2K41P-1R 2000W redundant PSUs

• 80Plus Titanium certified, ≥96% efficiency
• N+N redundancy with hot-swap capability
• 200-240V AC input range‌

• ‌Cooling Solution‌:

• 8× Nidec UltraFlo T92T12SU 9238 fans
• Automatic speed adjustment (1000-6000 RPM)
• Max airflow 150CFM, noise <50dB‌

6. Motherboard

• Model: Inspur NF5466M6-MB
• Key Specifications:
• Optimized for AMD EPYC 7313P with 8-channel DDR4-3200 memory 
• 4× PCIe 4.0 x16 full-size slots (configurable as x8/x8) ‌
• Dual 2000W power connectors supporting N+N redundancy
• 24× SAS/SATA ports via 3× mini-SAS HD interfaces
• OCP 3.0 slot for 25GbE/100GbE expansion
• Special thermal design for stable operation with 38 drives