Hardware Spec Index

Novexa SN-4645 SE 2TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4645-SE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index7,217 (SSDs scale)
Category rank#18,836
Street price$149
Power4 W (active)
Performance per dollar48.44
Released2019

Specifications

BrandNovexa
ModelNovexa SN-4645 SE
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,100 MB/s
Sequential write2,000 MB/s
Random 4K read550K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance480 TBW (0.22 DWPD)
Warranty3 years
HeatsinkNone

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-4645 SE 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7730643 (accessed 2026-10-19).