Hardware Spec Index

Mirenta SN-7866 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN7866-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index11,092 (SSDs scale)
Category rank#21,090
Street price$349
Power6 W (active)
Performance per dollar31.78
Released2020

Specifications

BrandMirenta
ModelMirenta SN-7866 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,100 MB/s
Sequential write4,900 MB/s
Random 4K read1,240K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 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-7866 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8622374 (accessed 2026-10-22).