Hardware Spec Index

Tessarix PX-4045 Pro Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4045-PRO · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index3,955 (PCIe Cards & NVMe Enclosures scale)
Category rank#2,933
Street price$239
Power12 W
Performance per dollar16.55
Released2021

Specifications

BrandTessarix
ModelTessarix PX-4045 Pro
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
CoolingPassive heatsink
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
Altrix PX-2598 SE M.2 NVMe to PCIe 4.0 x4 Adapter1,469$39Compare
Veltrix PX-3930 Edge USB 3.2 Gen 2 NVMe Enclosure1,486$39Compare
Altrix PX-6727 Pro M.2 NVMe to PCIe 4.0 x4 Adapter704$19Compare
Tessarix PX-7123 Ti Quad M.2 PCIe 4.0 x16 Card2,171$69Compare
Tessarix PX-6385 Ti Dual M.2 PCIe Switch Card4,101$199Compare
Veltrix PX-7639 Pro USB 3.2 Gen 2 NVMe Enclosure2,284$79Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-4045 Pro Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/93665184 (accessed 2026-10-20).