Hardware Spec Index

Altrix SN-6621 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN6621-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index11,971 (SSDs scale)
Category rank#34,424
Street price$359
Power11 W (active)
Performance per dollar33.35
Released2026

Specifications

BrandAltrix
ModelAltrix SN-6621 Ultra
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read12,700 MB/s
Sequential write11,000 MB/s
Random 4K read1,610K IOPS
NAND3D TLC, 176-layer
CacheLPDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-7381 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD7,423$139Compare
Strivon SN-4431 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD9,265$209Compare
Mirenta SN-2445 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD11,580$399Compare
Altrix SN-8585 XT 1TB PCIe 3.0 NVMe M.2 2280 SSD6,650$99Compare
Caldera SN-7183 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD14,219$479Compare
Mirenta SN-3735 Ultra 500GB PCIe 3.0 NVMe M.2 2280 SSD4,876$59Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-6621 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/52592417 (accessed 2026-10-19).