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Blackmagic Design Blackmagic eGPU Pro vs Sonnet eGFX Breakaway Box 650: Comparison
Blackmagic Design Blackmagic eGPU Pro and Sonnet eGFX Breakaway Box 650 separate most on psu wattage: Blackmagic Design Blackmagic eGPU Pro at 56, Sonnet eGFX Breakaway Box 650 at 650, 91% in favour of Sonnet eGFX Breakaway Box 650. Host Power Delivery splits them by another 2%, again favouring Sonnet eGFX Breakaway Box 650.
Specs
| Specification |  |  |
|---|---|---|
| Connection Standard | Thunderbolt 3 (dual ports for daisy-chaining) | Thunderbolt 3 |
| Brand | Blackmagic Design | Sonnet |
| Extra Ports | HDMI, DisplayPort, 4x USB-A 3.1, additional Thunderbolt 3 | None onboard beyond the GPU's own outputs |
| PSU Wattage | 56-91% | 650 |
| Host Power Delivery | 85-2% | 87 |
| Cooling Type | Active fan, larger chassis than the base eGPU for higher-TDP cooling | Active Fan |
| Model | Blackmagic eGPU Pro | eGFX Breakaway Box 650 |
| Price | Launched at $1,199 (late 2018), discontinued | Launched around $449 (2018) |
Price comparison
| Retailer | Blackmagic Design Blackmagic eGPU Pro | Sonnet eGFX Breakaway Box 650 |
|---|---|---|
| Amazon | View on Amazon |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Blackmagic Design Blackmagic eGPU Pro
7 / 10 Expert Rating
The strongest official Mac eGPU of the Intel era, let down only by its high price and total discontinuation after Apple Silicon dropped eGPU support.
Sonnet eGFX Breakaway Box 650
7 / 10 Expert Rating
The right-sized Sonnet box for mid-range Thunderbolt 3 cards, officially Mac-certified.
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