Hardware Spec Index

Novexa SN-8642 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN8642-XT · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index6,975 (SSDs scale)
Category rank#16,063
Street price$119
Power8 W (active)
Performance per dollar58.61
Released2021

Specifications

BrandNovexa
ModelNovexa SN-8642 XT
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,800 MB/s
Sequential write3,700 MB/s
Random 4K read990K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance720 TBW (0.33 DWPD)
Warranty3 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-8642 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/29952490 (accessed 2026-10-24).