Hardware Spec Index

Mirenta SN-4449 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN4449-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index4,966 (SSDs scale)
Category rank#21,460
Street price$59
Power7 W (active)
Performance per dollar84.17
Released2023

Specifications

BrandMirenta
ModelMirenta SN-4449 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,700 MB/s
Sequential write6,000 MB/s
Random 4K read1,210K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 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-4449 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/93670256 (accessed 2026-10-22).