Hardware Spec Index

Tessarix PX-4012 Prime Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4012-PRIME · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index4,260 (PCIe Cards & NVMe Enclosures scale)
Category rank#1,822
Street price$209
Power6 W
Performance per dollar20.38
Released2023

Specifications

BrandTessarix
ModelTessarix PX-4012 Prime
TypeDual M.2 PCIe Switch Card
Host interfacePCIe 4.0 x8 with onboard PCIe switch (no bifurcation needed)
ThroughputUp to 14,000 MB/s aggregate
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 ExplainedUSB4 ExplainedThunderbolt 5 ExplainedPCIe 5.0 Explained

Similar PCIe Cards & NVMe Enclosures

ModelBenchmarkPriceCompare
Veltrix PX-6395 XT USB 3.2 Gen 2x2 NVMe Enclosure2,403$89Compare
Tessarix PX-4266 Prime USB 3.2 Gen 2 NVMe Enclosure2,604$99Compare
Altrix PX-5973 Max M.2 NVMe to PCIe 4.0 x4 Adapter2,723$119Compare
Veltrix PX-1789 Plus Quad M.2 PCIe 4.0 x16 Card3,483$159Compare
Veltrix PX-7922 Core Quad M.2 PCIe 5.0 x16 Card5,413$369Compare
Strivon PX-2952 Edge USB 3.2 Gen 2x2 NVMe Enclosure1,686$49Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-4012 Prime Dual M.2 PCIe Switch Card”, https://vextor7.com/item/465974 (accessed 2026-10-22).