Hardware Spec Index

Tessarix PX-8904 Prime Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX8904-PRIME · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index4,885 (PCIe Cards & NVMe Enclosures scale)
Category rank#13,413
Street price$349
Power6 W
Performance per dollar14.00
Released2021

Specifications

BrandTessarix
ModelTessarix PX-8904 Prime
TypeDual M.2 PCIe Switch Card
Host interfacePCIe 4.0 x8 with onboard PCIe switch (no bifurcation needed)
ThroughputUp to 14,000 MB/s aggregate
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 ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Strivon PX-7693 Pro M.2 NVMe to PCIe 4.0 x4 Adapter824$19Compare
Altrix PX-9023 XT PCIe 4.0 x16 Riser Cable4,813$339Compare
Strivon PX-8416 XT PCIe 5.0 x16 Riser Cable2,489$79Compare
Strivon PX-4340 Ultra USB 3.2 Gen 2 NVMe Enclosure1,172$29Compare
Altrix PX-8821 Prime PCIe 5.0 x16 Riser Cable2,138$59Compare
Altrix PX-6909 Pro PCIe 4.0 x16 Riser Cable1,273$29Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-8904 Prime Dual M.2 PCIe Switch Card”, https://vextor7.com/item/78283816 (accessed 2026-10-19).