Hardware Spec Index

Novexa SN-3991 Pro 500GB SATA 2.5-inch SSD

SSDs · Novexa · SKU SN3991-PRO · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index4,231 (SSDs scale)
Category rank#12,074
Street price$39
Power3 W (active)
Performance per dollar108.49
Released2022

Specifications

BrandNovexa
ModelNovexa SN-3991 Pro
Capacity500 GB
Form factor2.5" SATA (7 mm)
InterfaceSATA 6 Gb/s (AHCI)
Sequential read550 MB/s
Sequential write520 MB/s
Random 4K read98K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (SLC cache)
Endurance120 TBW (0.22 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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Cite this page: Hardware Spec Index, “Novexa SN-3991 Pro 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/11244581 (accessed 2026-10-24).