Hardware Spec Index

Novexa SN-4991 Prime 500GB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Novexa · SKU SN4991-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index6,005 (SSDs scale)
Category rank#39,219
Street price$89
Power6 W (active)
Performance per dollar67.47
Released2025

Specifications

BrandNovexa
ModelNovexa SN-4991 Prime
Capacity500 GB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,500 MB/s
Sequential write4,600 MB/s
Random 4K read1,330K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.33 DWPD)
Warranty5 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, “Novexa SN-4991 Prime 500GB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/95543406 (accessed 2026-10-21).