Hardware Spec Index

Altrix SN-4678 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4678-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index12,088 (SSDs scale)
Category rank#8,539
Street price$399
Power7 W (active)
Performance per dollar30.30
Released2022

Specifications

BrandAltrix
ModelAltrix SN-4678 Prime
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write5,300 MB/s
Random 4K read1,100K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 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

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Cite this page: Hardware Spec Index, “Altrix SN-4678 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/92942215 (accessed 2026-10-20).