Hardware Spec Index

Tessarix PX-4703 Pro M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4703-PRO · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,297 (PCIe Cards & NVMe Enclosures scale)
Category rank#30,099
Street price$29
Power6 W
Performance per dollar44.72
Released2021

Specifications

BrandTessarix
ModelTessarix PX-4703 Pro
TypeM.2 NVMe to PCIe 4.0 x4 Adapter
Host interfacePCIe 4.0 x4 (passive)
ThroughputUp to 7,500 MB/s (drive-limited)
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-4919 XT USB4 40Gbps NVMe Enclosure3,943$239Compare
Strivon PX-4845 SE USB 3.2 Gen 2 NVMe Enclosure1,067$29Compare
Veltrix PX-8681 SE USB 3.2 Gen 2x2 NVMe Enclosure4,797$319Compare
Veltrix PX-5712 Prime USB 3.2 Gen 2 NVMe Enclosure2,072$69Compare
Tessarix PX-9526 Core M.2 NVMe to PCIe 4.0 x4 Adapter4,496$269Compare
Tessarix PX-5421 Prime USB 3.2 Gen 2 NVMe Enclosure1,469$39Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-4703 Pro M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/4473228 (accessed 2026-10-24).