The Razer Core X Chroma is the latest upgrade to the brand’s range of external GPUs designed to enhance laptop gaming. In addition to boosting the power supply to a 700W unit, the Core X Chroma got four USB-A ports for plugging in peripherals, and a gigabit Ethernet connector. The GPU connects to your laptop via a Thunderbolt 3 port, and you can use the device to charge a USB-C capable laptop with up to 100W of power simultaneously. The LEDs from your laptop also sync with the lights in the GPU.