RTX 30 SLI Universal For Graphic Card Two Way SLI Card SLI Bridge Connector SLI For RTX 3080 3090 Dual nvlink 8cm - AliExpress
Early Blender benchmarks suggest that two NVIDIA GeForce RTX 3080 cards would outperform a single GeForce RTX 3090 had NVIDIA included NVLink support - NotebookCheck.net News