Hardware Spec Index

Mirenta SN-8991 Prime 500GB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN8991-PRIME · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index5,613 (SSDs scale)
Category rank#43,251
Street price$89
Power4 W (active)
Performance per dollar63.07
Released2019

Specifications

BrandMirenta
ModelMirenta SN-8991 Prime
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,400 MB/s
Sequential write2,100 MB/s
Random 4K read400K 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-8991 Prime 500GB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/32943596 (accessed 2026-10-21).