Hardware Spec Index

Altrix SN-5555 Ultra 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Altrix · SKU SN5555-ULTRA · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index9,637 (SSDs scale)
Category rank#8,590
Street price$249
Power8 W (active)
Performance per dollar38.70
Released2020

Specifications

BrandAltrix
ModelAltrix SN-5555 Ultra
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,500 MB/s
Sequential write4,700 MB/s
Random 4K read1,210K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 1 GB
Endurance600 TBW (0.33 DWPD)
Warranty5 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-5555 Ultra 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/6443892 (accessed 2026-10-25).