Hardware Spec Index

Mirenta SN-9957 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN9957-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index8,575 (SSDs scale)
Category rank#37,767
Street price$189
Power8 W (active)
Performance per dollar45.37
Released2025

Specifications

BrandMirenta
ModelMirenta SN-9957 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write5,500 MB/s
Random 4K read1,150K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0

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Cite this page: Hardware Spec Index, “Mirenta SN-9957 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2890982 (accessed 2026-10-23).