Hardware Spec Index

Novexa SN-5991 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN5991-XT · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index6,470 (SSDs scale)
Category rank#19,490
Street price$109
Power5 W (active)
Performance per dollar59.36
Released2021

Specifications

BrandNovexa
ModelNovexa SN-5991 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write6,300 MB/s
Random 4K read1,080K IOPS
NAND3D TLC, 176-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-5991 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/43037553 (accessed 2026-10-26).