Hardware Spec Index

Novexa SN-6645 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN6645-XT · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index6,044 (SSDs scale)
Category rank#35,305
Street price$89
Power6 W (active)
Performance per dollar67.91
Released2026

Specifications

BrandNovexa
ModelNovexa SN-6645 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,400 MB/s
Sequential write5,600 MB/s
Random 4K read920K IOPS
NAND3D TLC, 176-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-6645 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7301568 (accessed 2026-10-21).