Hardware Spec Index

Altrix PX-5891 Plus Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX5891-PLUS · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index5,135 (PCIe Cards & NVMe Enclosures scale)
Category rank#4,702
Street price$389
Power12 W
Performance per dollar13.20
Released2021

Specifications

BrandAltrix
ModelAltrix PX-5891 Plus
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
Veltrix PX-8995 Prime PCIe 4.0 x16 Riser Cable1,275$29Compare
Strivon PX-2392 Pro USB 3.2 Gen 2 NVMe Enclosure1,345$29Compare
Veltrix PX-9508 XT USB4 40Gbps NVMe Enclosure3,390$139Compare
Altrix PX-3000 Pro M.2 NVMe to PCIe 4.0 x4 Adapter3,483$169Compare
Strivon PX-3780 Plus M.2 NVMe to PCIe 4.0 x4 Adapter672$19Compare
Veltrix PX-7152 Edge PCIe 4.0 x16 Riser Cable2,692$99Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-5891 Plus Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/16163644 (accessed 2026-10-26).