Hardware Spec Index

Mirenta SN-5821 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN5821-PRIME · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index13,705 (SSDs scale)
Category rank#13,492
Street price$509
Power5 W (active)
Performance per dollar26.93
Released2020

Specifications

BrandMirenta
ModelMirenta SN-5821 Prime
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,500 MB/s
Sequential write4,600 MB/s
Random 4K read840K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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-5821 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/847718 (accessed 2026-10-21).