Hardware Spec Index

Tessarix PX-7855 Ultra Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX7855-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index2,645 (PCIe Cards & NVMe Enclosures scale)
Category rank#19,643
Street price$119
Power12 W
Performance per dollar22.23
Released2025

Specifications

BrandTessarix
ModelTessarix PX-7855 Ultra
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-4974 Ti USB4 40Gbps NVMe Enclosure5,526$339Compare
Veltrix PX-1896 Edge M.2 NVMe to PCIe 4.0 x4 Adapter1,914$59Compare
Veltrix PX-4659 Pro PCIe 4.0 x16 Riser Cable5,000$299Compare
Tessarix PX-6312 Edge USB 3.2 Gen 2x2 NVMe Enclosure4,850$319Compare
Tessarix PX-3658 Edge M.2 NVMe to PCIe 4.0 x4 Adapter1,851$49Compare
Altrix PX-2159 Ultra Dual M.2 PCIe Switch Card5,026$319Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-7855 Ultra Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/1018085 (accessed 2026-10-22).