Hardware Spec Index

Tessarix PX-4912 Ultra Quad M.2 PCIe 5.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4912-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index5,169 (PCIe Cards & NVMe Enclosures scale)
Category rank#14,806
Street price$389
Power12 W
Performance per dollar13.29
Released2025

Specifications

BrandTessarix
ModelTessarix PX-4912 Ultra
TypeQuad M.2 PCIe 5.0 x16 Card
Host interfacePCIe 5.0 x16, requires x4/x4/x4/x4 bifurcation
Throughput4× ~14,000 MB/s
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 ExplainedPCIe 5.0 ExplainedUSB4 ExplainedThunderbolt 5 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Altrix PX-4202 Pro Dual M.2 PCIe Switch Card5,107$339Compare
Veltrix PX-2148 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter2,667$109Compare
Veltrix PX-1601 Pro M.2 NVMe to PCIe 4.0 x4 Adapter3,195$129Compare
Veltrix PX-6832 Ultra PCIe 5.0 x16 Riser Cable1,938$59Compare
Altrix PX-2870 SE USB4 40Gbps NVMe Enclosure2,845$109Compare
Strivon PX-6709 XT USB 3.2 Gen 2 NVMe Enclosure1,900$49Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-4912 Ultra Quad M.2 PCIe 5.0 x16 Card”, https://vextor7.com/item/574068 (accessed 2026-10-20).