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2015 27″ iMac 5K (R9 M390) [6th,4C] + Radeon VII @ 16Gbps-TB2>TB3 (Razer Core X) + macOS 10.15.2 [Koncept_Zero] | External GPU Builds
![Steam Deck tested with Radeon RX 6900XT as external GPU is 10x faster in 3DMark Time Spy - VideoCardz.com Steam Deck tested with Radeon RX 6900XT as external GPU is 10x faster in 3DMark Time Spy - VideoCardz.com](https://cdn.videocardz.com/1/2022/04/Steam-Deck-RX-6900-eGPU-TEST-2-1200x519.jpg)
Steam Deck tested with Radeon RX 6900XT as external GPU is 10x faster in 3DMark Time Spy - VideoCardz.com
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Amazon.com: Razer Core X Aluminum External GPU Enclosure (eGPU): Compatible with Windows & MacOS Thunderbolt 3 Laptops, NVIDIA/AMD PCIe Support, 650W PSU, Classic Black : Electronics
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