Hardware Spec Index

Mirenta SN-1685 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN1685-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index4,979 (SSDs scale)
Category rank#31,651
Street price$59
Power5 W (active)
Performance per dollar84.39
Released2021

Specifications

BrandMirenta
ModelMirenta SN-1685 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,000 MB/s
Sequential write4,800 MB/s
Random 4K read1,240K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance360 TBW (0.33 DWPD)
Warranty3 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-1685 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/93971817 (accessed 2026-10-25).