Hardware Spec Index

Novexa SN-4621 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4621-PLUS · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index12,396 (SSDs scale)
Category rank#13,826
Street price$499
Power5 W (active)
Performance per dollar24.84
Released2022

Specifications

BrandNovexa
ModelNovexa SN-4621 Plus
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write4,600 MB/s
Random 4K read820K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 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-4621 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/16622676 (accessed 2026-10-21).