Hardware Spec Index

Novexa SN-6638 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN6638-PRO · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index8,121 (SSDs scale)
Category rank#26,146
Street price$169
Power5 W (active)
Performance per dollar48.05
Released2024

Specifications

BrandNovexa
ModelNovexa SN-6638 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,300 MB/s
Sequential write5,800 MB/s
Random 4K read1,060K IOPS
NAND3D TLC, 232-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-6638 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1962051 (accessed 2026-10-24).