Hardware Spec Index

Novexa SN-6278 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN6278-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index5,851 (SSDs scale)
Category rank#5,955
Street price$79
Power6 W (active)
Performance per dollar74.06
Released2025

Specifications

BrandNovexa
ModelNovexa SN-6278 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,300 MB/s
Sequential write4,400 MB/s
Random 4K read810K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance120 TBW (0.22 DWPD)
Warranty3 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-6278 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/99869777 (accessed 2026-10-20).