Hardware Spec Index

Novexa SN-4621 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4621-EDGE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index11,795 (SSDs scale)
Category rank#18,451
Street price$389
Power9 W (active)
Performance per dollar30.32
Released2025

Specifications

BrandNovexa
ModelNovexa SN-4621 Edge
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read14,400 MB/s
Sequential write13,200 MB/s
Random 4K read1,440K IOPS
NAND3D TLC, 238-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

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Cite this page: Hardware Spec Index, “Novexa SN-4621 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/11221 (accessed 2026-10-19).