Hardware Spec Index

Altrix PX-4603 Plus Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Altrix · SKU PX4603-PLUS · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index3,895 (PCIe Cards & NVMe Enclosures scale)
Category rank#10,337
Street price$179
Power12 W
Performance per dollar21.76
Released2025

Specifications

BrandAltrix
ModelAltrix PX-4603 Plus
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
Veltrix PX-1499 SE Dual M.2 PCIe Switch Card5,600$379Compare
Tessarix PX-1492 Ti PCIe 4.0 x16 Riser Cable3,047$129Compare
Altrix PX-9333 XT Quad M.2 PCIe 4.0 x16 Card4,400$279Compare
Altrix PX-5546 XT USB 3.2 Gen 2 NVMe Enclosure1,388$29Compare
Tessarix PX-9567 XT USB 3.2 Gen 2x2 NVMe Enclosure3,010$139Compare
Veltrix PX-5202 Plus USB 3.2 Gen 2x2 NVMe Enclosure3,512$169Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Altrix PX-4603 Plus Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/9610312 (accessed 2026-10-19).