Hardware Spec Index

Altrix SN-6646 Core 2TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN6646-CORE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index7,568 (SSDs scale)
Category rank#5,556
Street price$129
Power5 W (active)
Performance per dollar58.67
Released2019

Specifications

BrandAltrix
ModelAltrix SN-6646 Core
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,100 MB/s
Sequential write1,600 MB/s
Random 4K read540K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance480 TBW (0.22 DWPD)
Warranty3 years
HeatsinkNone

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-8084 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD9,344$239Compare
Mirenta SN-6716 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD8,449$159Compare
Novexa SN-5235 SE 2TB PCIe 3.0 NVMe M.2 2280 SSD8,710$179Compare
Caldera SN-6656 Pro 1TB PCIe 3.0 NVMe M.2 2280 SSD8,188$169Compare
Caldera SN-6313 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD10,115$329Compare
Altrix SN-2450 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD8,582$159Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-6646 Core 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/12802153 (accessed 2026-10-19).