Hardware Spec Index

Altrix SN-8451 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Altrix · SKU SN8451-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index6,964 (SSDs scale)
Category rank#6,097
Street price$119
Power5 W (active)
Performance per dollar58.52
Released2019

Specifications

BrandAltrix
ModelAltrix SN-8451 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,500 MB/s
Sequential write2,400 MB/s
Random 4K read460K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 DWPD)
Warranty3 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-6636 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD13,719$469Compare
Novexa SN-2163 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD13,077$479Compare
Strivon SN-8763 Pro 8TB PCIe 3.0 NVMe M.2 2280 SSD13,414$479Compare
Caldera SN-7326 SE 1TB SATA 2.5-inch SSD4,235$49Compare
Mirenta SN-7261 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD5,963$89Compare
Novexa SN-3024 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD5,856$79Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Altrix SN-8451 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4166152 (accessed 2026-10-19).