Hardware Spec Index

Novexa SN-3685 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN3685-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index7,900 (SSDs scale)
Category rank#41,999
Street price$149
Power8 W (active)
Performance per dollar53.02
Released2022

Specifications

BrandNovexa
ModelNovexa SN-3685 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write3,600 MB/s
Random 4K read1,160K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 DWPD)
Warranty3 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-3685 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1983188 (accessed 2026-10-19).