Hardware Spec Index

Mirenta SN-6646 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN6646-SE · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index5,407 (SSDs scale)
Category rank#1,584
Street price$79
Power7 W (active)
Performance per dollar68.44
Released2021

Specifications

BrandMirenta
ModelMirenta SN-6646 SE
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,400 MB/s
Sequential write5,900 MB/s
Random 4K read930K IOPS
NAND3D TLC, 176-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-6646 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9212008 (accessed 2026-10-26).