Hardware Spec Index

Novexa SN-6603 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN6603-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index5,750 (SSDs scale)
Category rank#42,419
Street price$79
Power7 W (active)
Performance per dollar72.78
Released2022

Specifications

BrandNovexa
ModelNovexa SN-6603 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,900 MB/s
Sequential write6,300 MB/s
Random 4K read940K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 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-6603 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7657355 (accessed 2026-10-19).