Hardware Spec Index

Novexa SN-8638 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN8638-PLUS · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index7,977 (SSDs scale)
Category rank#34,587
Street price$149
Power5 W (active)
Performance per dollar53.54
Released2021

Specifications

BrandNovexa
ModelNovexa SN-8638 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write5,900 MB/s
Random 4K read750K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.33 DWPD)
Warranty5 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-8638 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/63665187 (accessed 2026-10-26).