Hardware Spec Index

Veltrix PX-6557 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Veltrix · SKU PX6557-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index1,696 (PCIe Cards & NVMe Enclosures scale)
Category rank#1,433
Street price$49
Power6 W
Performance per dollar34.61
Released2019

Specifications

BrandVeltrix
ModelVeltrix PX-6557 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
CoolingHeatsink + 40 mm fan
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-5785 Plus PCIe 5.0 x16 Riser Cable2,559$109Compare
Veltrix PX-4243 SE USB 3.2 Gen 2 NVMe Enclosure2,730$109Compare
Altrix PX-2960 Plus M.2 NVMe to PCIe 4.0 x4 Adapter1,770$49Compare
Tessarix PX-9901 XT Dual M.2 PCIe Switch Card4,062$199Compare
Strivon PX-2285 SE USB 3.2 Gen 2 NVMe Enclosure4,717$349Compare
Strivon PX-9034 Prime M.2 NVMe to PCIe 4.0 x4 Adapter4,869$329Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Veltrix PX-6557 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/945516 (accessed 2026-10-26).