Hardware Spec Index

Mirenta SN-3781 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN3781-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index5,210 (SSDs scale)
Category rank#1,126
Street price$79
Power5 W (active)
Performance per dollar65.95
Released2025

Specifications

BrandMirenta
ModelMirenta SN-3781 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,700 MB/s
Sequential write4,100 MB/s
Random 4K read820K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance100 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-3781 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3097663 (accessed 2026-10-21).