Hardware Spec Index

Mirenta SN-3878 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN3878-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index6,895 (SSDs scale)
Category rank#36,276
Street price$109
Power7 W (active)
Performance per dollar63.26
Released2021

Specifications

BrandMirenta
ModelMirenta SN-3878 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,500 MB/s
Sequential write6,000 MB/s
Random 4K read800K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 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-3878 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/19293162 (accessed 2026-10-21).