Apple Silicon M1 Mac detection of Thunderbolt 3 eGPU gives hope for future support

The lack of support for external GPUs in Apple Silicon M1 Macs may only be temporary, as a connected eGPU is still detected, but doesn’t do anything.
A MacBook Pro with an eGPU.

The introduction of the M1-equipped Macs, including the Mac mini, MacBook Air, and 13-inch MacBook Pro promoted the on-processor GPU, but signs indicated that support for eGPUs were on the way out. Developer support documentation and later experimentation confirmed that support for non-Apple GPUs wouldn’t be enabled in hardware using Apple Silicon, effectively making eGPUs largely unusable.

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