Hardware Spec Index

Novexa SN-6420 Ultra 500GB SATA 2.5-inch SSD

SSDs · Novexa · SKU SN6420-ULTRA · Released 2021 · Updated 2026-10-18

Key facts

Benchmark index4,065 (SSDs scale)
Category rank#46,445
Street price$39
Power3 W (active)
Performance per dollar104.23
Released2021

Specifications

BrandNovexa
ModelNovexa SN-6420 Ultra
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, 238-layer
CacheDRAM-less (SLC cache)
Endurance180 TBW (0.33 DWPD)
Warranty3 years
HeatsinkNone

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Cite this page: Hardware Spec Index, “Novexa SN-6420 Ultra 500GB SATA 2.5-inch SSD”, https://vextor7.com/item/85646519 (accessed 2026-10-18).