Hardware Spec Index

Veltrix PX-8303 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Veltrix · SKU PX8303-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index2,819 (PCIe Cards & NVMe Enclosures scale)
Category rank#31,040
Street price$109
Power6 W
Performance per dollar25.86
Released2023

Specifications

BrandVeltrix
ModelVeltrix PX-8303 Ultra
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
Tessarix PX-9451 SE USB 3.2 Gen 2x2 NVMe Enclosure2,644$89Compare
Veltrix PX-7112 Ti USB4 40Gbps NVMe Enclosure3,501$169Compare
Veltrix PX-8211 Ultra PCIe 5.0 x16 Riser Cable3,737$199Compare
Veltrix PX-6581 Prime PCIe 5.0 x16 Riser Cable3,568$149Compare
Tessarix PX-1830 Core USB 3.2 Gen 2 NVMe Enclosure2,986$139Compare
Veltrix PX-1916 Ti USB 3.2 Gen 2 NVMe Enclosure1,799$49Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Veltrix PX-8303 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/72947080 (accessed 2026-10-20).