Hardware Spec Index

Altrix SN-6663 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN6663-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index5,136 (SSDs scale)
Category rank#33,376
Street price$59
Power8 W (active)
Performance per dollar87.05
Released2022

Specifications

BrandAltrix
ModelAltrix SN-6663 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,100 MB/s
Sequential write3,400 MB/s
Random 4K read1,270K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.55 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

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-7637 Ultra 1TB PCIe 4.0 NVMe M.2 2230 SSD8,522$209Compare
Mirenta SN-6022 Core 500GB SATA 2.5-inch SSD4,117$39Compare
Altrix SN-2629 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD10,647$359Compare
Mirenta SN-4205 Max 500GB SATA 2.5-inch SSD3,527$39Compare
Mirenta SN-5002 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD11,076$349Compare
Strivon SN-8335 Max 1TB PCIe 3.0 NVMe M.2 2280 SSD6,362$79Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-6663 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4849459 (accessed 2026-10-21).