Hardware Spec Index

Tessarix PX-4639 Plus Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX4639-PLUS · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index3,590 (PCIe Cards & NVMe Enclosures scale)
Category rank#22,814
Street price$169
Power12 W
Performance per dollar21.24
Released2024

Specifications

BrandTessarix
ModelTessarix PX-4639 Plus
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
Veltrix PX-4876 Ti PCIe 4.0 x16 Riser Cable1,355$29Compare
Tessarix PX-4946 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter2,256$89Compare
Tessarix PX-2216 Prime USB 3.2 Gen 2 NVMe Enclosure2,171$69Compare
Veltrix PX-8664 XT USB 3.2 Gen 2 NVMe Enclosure3,098$129Compare
Strivon PX-3723 Ultra Thunderbolt 5 NVMe Enclosure4,375$249Compare
Altrix PX-2720 Prime M.2 NVMe to PCIe 4.0 x4 Adapter3,471$139Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-4639 Plus Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/1358741 (accessed 2026-10-22).