Hardware Spec Index

Novexa SN-4678 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4678-XT · Released 2023 · Updated 2026-10-27

Key facts

Benchmark index6,241 (SSDs scale)
Category rank#6,406
Street price$99
Power7 W (active)
Performance per dollar63.04
Released2023

Specifications

BrandNovexa
ModelNovexa SN-4678 XT
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,000 MB/s
Sequential write3,600 MB/s
Random 4K read750K IOPS
NAND3D TLC, 238-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-4678 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/93356635 (accessed 2026-10-27).