Hardware Spec Index

Tessarix PX-5255 SE Dual M.2 PCIe Switch Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX5255-SE · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index5,375 (PCIe Cards & NVMe Enclosures scale)
Category rank#40,282
Street price$309
Power6 W
Performance per dollar17.39
Released2021

Specifications

BrandTessarix
ModelTessarix PX-5255 SE
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
CoolingPassive heatsink
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
Tessarix PX-7609 Max PCIe 5.0 x16 Riser Cable2,929$109Compare
Strivon PX-4891 Ti USB 3.2 Gen 2 NVMe Enclosure4,262$249Compare
Strivon PX-9031 Ultra PCIe 4.0 x16 Riser Cable2,998$109Compare
Altrix PX-4391 Plus M.2 NVMe to PCIe 4.0 x4 Adapter1,130$29Compare
Tessarix PX-6891 Max USB 3.2 Gen 2x2 NVMe Enclosure3,407$149Compare
Strivon PX-1115 Ultra USB 3.2 Gen 2 NVMe Enclosure2,254$69Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-5255 SE Dual M.2 PCIe Switch Card”, https://vextor7.com/item/21368500 (accessed 2026-10-21).