Hardware Spec Index

Novexa SN-4149 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4149-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index4,858 (SSDs scale)
Category rank#38,551
Street price$59
Power8 W (active)
Performance per dollar82.34
Released2026

Specifications

BrandNovexa
ModelNovexa SN-4149 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write4,200 MB/s
Random 4K read810K IOPS
NAND3D QLC, 232-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-4149 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/29954405 (accessed 2026-10-24).