Hardware Spec Index

Altrix SN-4891 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4891-SE · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index4,936 (SSDs scale)
Category rank#49,834
Street price$59
Power7 W (active)
Performance per dollar83.66
Released2023

Specifications

BrandAltrix
ModelAltrix SN-4891 SE
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,600 MB/s
Sequential write4,100 MB/s
Random 4K read820K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance240 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

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Cite this page: Hardware Spec Index, “Altrix SN-4891 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/12988461 (accessed 2026-10-23).