Hardware Spec Index

Novexa SN-5646 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN5646-SE · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index10,511 (SSDs scale)
Category rank#10,616
Street price$359
Power8 W (active)
Performance per dollar29.28
Released2020

Specifications

BrandNovexa
ModelNovexa SN-5646 SE
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write4,000 MB/s
Random 4K read1,110K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-6291 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD14,646$539Compare
Strivon SN-9036 Core 2TB PCIe 3.0 NVMe M.2 2280 SSD11,056$309Compare
Caldera SN-6619 Ti 4TB PCIe 5.0 NVMe M.2 2280 SSD11,062$289Compare
Novexa SN-3723 XT 2TB PCIe 3.0 NVMe M.2 2280 SSD7,945$199Compare
Novexa SN-5193 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD13,259$489Compare
Caldera SN-2334 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD11,482$329Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Novexa SN-5646 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8358797 (accessed 2026-10-24).