Hardware Spec Index

Mirenta SN-6446 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN6446-ULTRA · Released 2024 · Updated 2026-10-18

Key facts

Benchmark index5,828 (SSDs scale)
Category rank#13,752
Street price$69
Power6 W (active)
Performance per dollar84.46
Released2024

Specifications

BrandMirenta
ModelMirenta SN-6446 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,400 MB/s
Sequential write3,500 MB/s
Random 4K read1,190K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.33 DWPD)
Warranty5 years
HeatsinkNone

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-6446 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/17230374 (accessed 2026-10-18).