This Razer Core X is an Open Box item and was tested with a Dell Laptop with Thunderbolt 4 and a 2080 TI graphics card. 
Successfully tested and recognized by Windows after Windows update applied. If you do not have an Nvidia or AMD driver installed it will show initially as a Microsoft generic Video Device. Please refer to Video.

Also, Please ensure that your laptop and Graphics Card are compatible before purchasing, I tested it with a Power Color 6600XT and the card was not recognized, you experience may vary.

No Video card is included in this listing.

The Razer Core X Aluminum External GPU Enclosure (eGPU) is the perfect solution for those looking to enhance their computer's graphics capabilities. With Thunderbolt 3 connectors, this product is ideal for both Windows and Mac users. Designed specifically for gamers and creative professionals, this eGPU enclosure is compatible with a range of graphics/video cards and can provide a significant boost to your computer's performance. The sleek aluminum design not only looks great but also ensures that your graphics card stays cool during operation.