Hardware Spec Index

Novexa SN-8991 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN8991-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index8,087 (SSDs scale)
Category rank#13,127
Street price$159
Power8 W (active)
Performance per dollar50.86
Released2020

Specifications

BrandNovexa
ModelNovexa SN-8991 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,300 MB/s
Random 4K read980K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance600 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, “Novexa SN-8991 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/53317404 (accessed 2026-10-20).