Hardware Spec Index

Tessarix PX-9818 Prime Quad M.2 PCIe 5.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX9818-PRIME · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index5,242 (PCIe Cards & NVMe Enclosures scale)
Category rank#18,275
Street price$359
Power12 W
Performance per dollar14.60
Released2026

Specifications

BrandTessarix
ModelTessarix PX-9818 Prime
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

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Cite this page: Hardware Spec Index, “Tessarix PX-9818 Prime Quad M.2 PCIe 5.0 x16 Card”, https://vextor7.com/item/2914202 (accessed 2026-10-21).