Hardware Spec Index

Tessarix PX-9856 Plus Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX9856-PLUS · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index4,283 (PCIe Cards & NVMe Enclosures scale)
Category rank#30,593
Street price$269
Power12 W
Performance per dollar15.92
Released2020

Specifications

BrandTessarix
ModelTessarix PX-9856 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
Strivon PX-5749 Core M.2 NVMe to PCIe 4.0 x4 Adapter2,319$79Compare
Altrix PX-6174 Ti M.2 NVMe to PCIe 4.0 x4 Adapter752$19Compare
Veltrix PX-3430 SE M.2 NVMe to PCIe 4.0 x4 Adapter1,519$39Compare
Veltrix PX-1548 XT USB 3.2 Gen 2 NVMe Enclosure3,167$149Compare
Altrix PX-4304 Plus PCIe 4.0 x16 Riser Cable2,823$119Compare
Tessarix PX-6066 Max Dual M.2 PCIe Switch Card5,085$319Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-9856 Plus Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/18836166 (accessed 2026-10-20).