Hardware Spec Index

Novexa SN-6559 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN6559-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index5,303 (SSDs scale)
Category rank#7,777
Street price$79
Power8 W (active)
Performance per dollar67.13
Released2020

Specifications

BrandNovexa
ModelNovexa SN-6559 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,800 MB/s
Sequential write3,200 MB/s
Random 4K read780K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance100 TBW (0.18 DWPD)
Warranty3 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-6559 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9004100 (accessed 2026-10-19).