Hardware Spec Index

Tessarix PX-9891 SE Quad M.2 PCIe 5.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX9891-SE · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index4,987 (PCIe Cards & NVMe Enclosures scale)
Category rank#25,382
Street price$309
Power12 W
Performance per dollar16.14
Released2026

Specifications

BrandTessarix
ModelTessarix PX-9891 SE
TypeQuad M.2 PCIe 5.0 x16 Card
Host interfacePCIe 5.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~14,000 MB/s
Drive supportM.2 NVMe 2230 / 2242 / 2260 / 2280
CoolingPassive heatsink
Bus powerSlot-powered
CompatibilityUEFI boot supported; check slot bifurcation

Related guides

NVMe SSDs ExplainedPCIe Lanes ExplainedPCIe 5.0 ExplainedUSB4 ExplainedThunderbolt 5 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Veltrix PX-8052 Core USB 3.2 Gen 2 NVMe Enclosure2,400$79Compare
Veltrix PX-1884 Ultra Quad M.2 PCIe 5.0 x16 Card5,307$389Compare
Altrix PX-9091 Core USB4 40Gbps NVMe Enclosure4,920$309Compare
Strivon PX-5156 Core USB 3.2 Gen 2x2 NVMe Enclosure5,358$369Compare
Veltrix PX-8971 Core USB 3.2 Gen 2x2 NVMe Enclosure1,144$29Compare
Veltrix PX-4126 Plus PCIe 4.0 x16 Riser Cable2,317$69Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-9891 SE Quad M.2 PCIe 5.0 x16 Card”, https://vextor7.com/item/93665864 (accessed 2026-10-19).