Hardware Spec Index

Tessarix PX-6643 Prime Quad M.2 PCIe 4.0 x16 Card

PCIe Cards & NVMe Enclosures · Tessarix · SKU PX6643-PRIME · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index2,291 (PCIe Cards & NVMe Enclosures scale)
Category rank#27,481
Street price$89
Power12 W
Performance per dollar25.74
Released2024

Specifications

BrandTessarix
ModelTessarix PX-6643 Prime
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
Tessarix PX-1950 Pro PCIe 4.0 x16 Riser Cable1,761$49Compare
Tessarix PX-4310 Plus USB4 40Gbps NVMe Enclosure5,246$359Compare
Tessarix PX-2448 Ti USB4 40Gbps NVMe Enclosure4,010$209Compare
Veltrix PX-3799 SE PCIe 4.0 x16 Riser Cable3,908$219Compare
Veltrix PX-8063 Ultra M.2 NVMe to PCIe 4.0 x4 Adapter1,032$29Compare
Tessarix PX-5207 Ti PCIe 5.0 x16 Riser Cable1,821$49Compare

All PCIe Cards & NVMe Enclosures · JSON

Cite this page: Hardware Spec Index, “Tessarix PX-6643 Prime Quad M.2 PCIe 4.0 x16 Card”, https://vextor7.com/item/4459586 (accessed 2026-10-22).