Hardware Spec Index

Altrix SN-4891 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4891-XT · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index13,846 (SSDs scale)
Category rank#47,169
Street price$479
Power8 W (active)
Performance per dollar28.91
Released2025

Specifications

BrandAltrix
ModelAltrix SN-4891 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read12,900 MB/s
Sequential write10,700 MB/s
Random 4K read2,340K IOPS
NAND3D TLC, 176-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 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
Caldera SN-6558 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD13,771$479Compare
Novexa SN-9756 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD13,110$449Compare
Mirenta SN-3201 Max 4TB PCIe 5.0 NVMe M.2 2280 SSD13,920$599Compare
Mirenta SN-7325 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD10,363$319Compare
Mirenta SN-7100 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD5,917$89Compare
Caldera SN-4571 Max 1TB SATA 2.5-inch SSD4,197$39Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-4891 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/53314260 (accessed 2026-10-21).