Hardware Spec Index

Tessarix PX-1456 XT Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX1456-XT · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index3,195 (PCIe Cards & NVMe Enclosures scale)
Category rank#35,738
Street price$149
Power12 W
Performance per dollar21.44
Released2023

Specifications

BrandTessarix
ModelTessarix PX-1456 XT
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
Altrix PX-8432 SE USB4 40Gbps NVMe Enclosure4,497$269Compare
Strivon PX-8781 SE Quad M.2 PCIe 5.0 x16 Card5,126$389Compare
Strivon PX-7562 Max PCIe 4.0 x16 Riser Cable4,332$279Compare
Altrix PX-6934 Ultra Dual M.2 PCIe Switch Card3,933$229Compare
Veltrix PX-5572 Plus USB 3.2 Gen 2 NVMe Enclosure1,015$29Compare
Altrix PX-7917 Prime Dual M.2 PCIe Switch Card3,894$199Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-1456 XT Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/17865672 (accessed 2026-10-21).