Hardware Spec Index

Altrix SN-6603 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN6603-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index6,462 (SSDs scale)
Category rank#26,374
Street price$79
Power6 W (active)
Performance per dollar81.80
Released2023

Specifications

BrandAltrix
ModelAltrix SN-6603 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,100 MB/s
Sequential write4,300 MB/s
Random 4K read760K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.33 DWPD)
Warranty5 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, “Altrix SN-6603 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/42321810 (accessed 2026-10-20).