Hardware Spec Index

Altrix SN-4638 Pro 2TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN4638-PRO · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index11,435 (SSDs scale)
Category rank#8,566
Street price$359
Power6 W (active)
Performance per dollar31.85
Released2019

Specifications

BrandAltrix
ModelAltrix SN-4638 Pro
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,500 MB/s
Sequential write1,900 MB/s
Random 4K read540K IOPS
NAND3D TLC, 218-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

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-3898 Max 8TB PCIe 5.0 NVMe M.2 2280 SSD14,729$599Compare
Novexa SN-6973 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD9,699$289Compare
Altrix SN-7544 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD11,089$329Compare
Strivon SN-4100 Ti 8TB PCIe 4.0 NVMe M.2 2280 SSD12,652$379Compare
Strivon SN-8061 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD8,633$189Compare
Novexa SN-2158 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD7,981$139Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-4638 Pro 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6986852 (accessed 2026-10-21).