Hardware Spec Index

Altrix PX-8949 XT Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX8949-XT · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index5,346 (PCIe Cards & NVMe Enclosures scale)
Category rank#40,940
Street price$369
Power12 W
Performance per dollar14.49
Released2020

Specifications

BrandAltrix
ModelAltrix PX-8949 XT
TypeQuad M.2 PCIe 4.0 x16 Card
Host interfacePCIe 4.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~7,000 MB/s
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingHeatsink + 40 mm fan
Bus powerSlot-powered
CompatibilityUEFI boot supported; check slot bifurcation

Related guides

NVMe SSDs ExplainedPCIe Lanes ExplainedPCIe 4.0 vs PCIe 5.0USB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Altrix PX-6869 SE M.2 NVMe to PCIe 4.0 x4 Adapter1,726$49Compare
Altrix PX-3454 Edge M.2 NVMe to PCIe 4.0 x4 Adapter2,492$99Compare
Tessarix PX-3924 Ti Dual M.2 PCIe Switch Card4,935$329Compare
Altrix PX-4603 Max M.2 NVMe to PCIe 4.0 x4 Adapter2,109$79Compare
Strivon PX-8577 Max Quad M.2 PCIe 4.0 x16 Card4,300$249Compare
Veltrix PX-7509 Ultra PCIe 4.0 x16 Riser Cable2,222$89Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-8949 XT Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/5575441 (accessed 2026-10-23).