Hardware Spec Index

Novexa SN-4840 XT 4TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4840-XT · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index12,676 (SSDs scale)
Category rank#6,868
Street price$429
Power4 W (active)
Performance per dollar29.55
Released2019

Specifications

BrandNovexa
ModelNovexa SN-4840 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,600 MB/s
Sequential write2,300 MB/s
Random 4K read550K IOPS
NAND3D TLC, 238-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

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Cite this page: Hardware Spec Index, “Novexa SN-4840 XT 4TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8916178 (accessed 2026-10-21).