Hardware Spec Index

Altrix SN-8821 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN8821-XT · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index9,766 (SSDs scale)
Category rank#29,573
Street price$299
Power8 W (active)
Performance per dollar32.66
Released2020

Specifications

BrandAltrix
ModelAltrix SN-8821 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write6,000 MB/s
Random 4K read750K IOPS
NAND3D TLC, 232-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
Altrix SN-5883 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD6,710$119Compare
Mirenta SN-4677 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD10,124$259Compare
Altrix SN-1731 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD7,437$139Compare
Mirenta SN-5898 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD11,961$349Compare
Altrix SN-6148 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD11,284$369Compare
Novexa SN-6819 Pro 500GB SATA 2.5-inch SSD4,359$39Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-8821 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7609583 (accessed 2026-10-20).