Hardware Spec Index

Mirenta SN-6277 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN6277-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index7,735 (SSDs scale)
Category rank#6,920
Street price$129
Power5 W (active)
Performance per dollar59.96
Released2022

Specifications

BrandMirenta
ModelMirenta SN-6277 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,500 MB/s
Sequential write5,300 MB/s
Random 4K read1,170K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance360 TBW (0.33 DWPD)
Warranty3 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-6277 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6607316 (accessed 2026-10-22).