Hardware Spec Index

Altrix PX-2603 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter

PCIe Cards & NVMe Enclosures · Altrix · SKU PX2603-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index3,063 (PCIe Cards & NVMe Enclosures scale)
Category rank#2,194
Street price$139
Power6 W
Performance per dollar22.04
Released2019

Specifications

BrandAltrix
ModelAltrix PX-2603 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
Veltrix PX-2817 Pro M.2 NVMe to PCIe 4.0 x4 Adapter838$19Compare
Tessarix PX-4083 Edge Quad M.2 PCIe 4.0 x16 Card2,500$89Compare
Altrix PX-3535 Plus Quad M.2 PCIe 4.0 x16 Card2,804$119Compare
Strivon PX-8028 SE USB 3.2 Gen 2x2 NVMe Enclosure2,820$119Compare
Altrix PX-3163 Core Dual M.2 PCIe Switch Card3,738$189Compare
Strivon PX-2539 Ultra USB 3.2 Gen 2 NVMe Enclosure5,069$339Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-2603 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter”, https://vextor7.com/item/21459197 (accessed 2026-10-26).