Hardware Spec Index

Tessarix PX-1581 Edge Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX1581-EDGE · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index4,329 (PCIe Cards & NVMe Enclosures scale)
Category rank#21,363
Street price$269
Power12 W
Performance per dollar16.09
Released2020

Specifications

BrandTessarix
ModelTessarix PX-1581 Edge
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
CoolingHeatsink + 40 mm fan
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
Altrix PX-7254 SE Quad M.2 PCIe 4.0 x16 Card3,954$229Compare
Altrix PX-1569 Pro Dual M.2 PCIe Switch Card4,184$229Compare
Strivon PX-2822 SE M.2 NVMe to PCIe 4.0 x4 Adapter1,609$39Compare
Tessarix PX-4383 Pro USB 3.2 Gen 2 NVMe Enclosure812$19Compare
Tessarix PX-7785 XT Dual M.2 PCIe Switch Card3,793$179Compare
Altrix PX-4613 Pro Quad M.2 PCIe 5.0 x16 Card4,637$279Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-1581 Edge Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/91055073 (accessed 2026-10-25).