Owned for two years tested with macOS 15 Sequoia and Microsoft Window 10 Pro works as it should, it is in good condition and clean minor signs of use, please see test video with Radeon-RX-Vega-64 installed for testing only and photos.please do your research to make sure this will work for your application, please visit Razer Core website for more information.You will receive what is in the pictures, Razer Core X, Thunderbolt cable, and power cable, packd in a plain box, video card not included, Pcie slot plate not included. product sold as is out of manufacture warranty., shipping insurance will be included for full purchase price, product will be double boxed for safe and secure transport,returns are accepted and refund given only if product is returned in exact working condition and packed originally shipped to buyer.
Some partial Descriptions from (BestBuy-site)
Outfit your Thunderbolt-equipped laptop with multiple external graphics cards using this Razer Core X external GPU graphics enclosure. The compatibility with NVIDIA and AMD graphics cards provides versatility, while the built-in power supply delivers 650W of power.
Plug and Play designThere is no need to reboot your laptop every time you connect to external graphics. For quick connection to your game session, Razer Core X is plug-and-play when connected with compatible laptops.
Thunderbolt™ 3 connectionYields fast speeds at up to 40 Gbps while offering a standard connection to various systems.
UpgradeableStay at the top of your game by keeping your performance maxed. Razer Core X lets you easily upgrade your graphics card, so you can instantly give your laptop a boost and get access to the 650W ATX power supply anytime.
Optimized thermal performancePerfectly sized to fit your setup, Razer Core X features additional cooling and open vents in its aluminum body for optimized thermal performance.
Versatile compatibilityRazer Core X is compatible with Windows 10 or later and macOS High Sierra 10.13.4 or later.
Compatibility (macOS): Requires Thunderbolt 3 and High Sierra 10.13.4 or later and compatible AMD graphics cards only (NVIDIA cards not supported)
Customers find value in the Core X Thunderbolt 3 External GPU Graphics Enclosure's impressive performance and ease of use. Many users highlight the straightforward setup and excellent compatibility with both macOS and Windows, resulting in a significant boost to their system's capabilities.