Hardware Spec Index

Altrix SN-8218 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN8218-XT · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index13,083 (SSDs scale)
Category rank#29,502
Street price$409
Power6 W (active)
Performance per dollar31.99
Released2021

Specifications

BrandAltrix
ModelAltrix SN-8218 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,000 MB/s
Sequential write6,000 MB/s
Random 4K read940K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-6689 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD7,249$119Compare
Novexa SN-6998 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD13,135$439Compare
Strivon SN-6552 Max 4TB PCIe 4.0 NVMe M.2 2280 SSD14,047$489Compare
Novexa SN-1973 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD12,728$369Compare
Altrix SN-2756 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD5,082$49Compare
Altrix SN-4745 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD11,408$329Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-8218 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/520832 (accessed 2026-10-24).