Hardware Spec Index

Altrix SN-3643 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN3643-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index7,875 (SSDs scale)
Category rank#43,891
Street price$189
Power4 W (active)
Performance per dollar41.67
Released2019

Specifications

BrandAltrix
ModelAltrix SN-3643 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,300 MB/s
Sequential write1,700 MB/s
Random 4K read370K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance1,200 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-3643 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/72325766 (accessed 2026-10-24).