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I tried SO HARD to break this… - M1 Mac Mini 10-gig Ethernet

Linus Tech Tips@LinusTechTips1.8M viewsMay 13, 202114:30
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Check out the Micro Center Custom PC Builder: micro.center Join the Micro Center Community: micro.center The M1 Mac Mini was an impressive machine with one major caveat – Apple removed the 10 gigabit NIC. We thought it was because they couldn’t make it work. We thought wrong… Or did we? Buy Apple Mac Mini M1: geni.us Purchases made through some store links may provide some compensation to Linus Media Group. Discuss on the forum: linustechtips.com ► GET MERCH: lttstore.com ► AFFILIATES, SPONSORS & REFERRALS: lmg.gg ► PODCAST GEAR: lmg.gg ► SUPPORT US ON FLOATPLANE: floatplane.com FOLLOW US ELSEWHERE --------------------------------------------------- Twitter: twitter.com Facebook: @LinusTech Instagram: @linustech TikTok: @linustech Twitch: twitch.tv MUSIC CREDIT --------------------------------------------------- Intro: Laszlo - Supernova Video Link: youtube.com iTunes Download Link: itunes.apple.com Artist Link: soundcloud.com Outro: Approaching Nirvana - Sugar High Video Link: youtube.com Listen on Spotify: spoti.fi Artist Link: youtube.com Intro animation by MBarek Abdelwassaa @mbarek_abdel Monitor And Keyboard by vadimmihalkevich / CC BY 4.0 geni.us Mechanical RGB Keyboard by BigBrotherECE / CC BY 4.0 geni.us Mouse Gamer free Model By Oscar Creativo / CC BY 4.0 geni.us

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AI OverviewDefault language

The video investigates the M1 Mac mini's I O and bandwidth characteristics, focusing on the long awaited 10 gigabit Ethernet variant. It kicks off by explaining that simply having a high speed port does not guarantee full speed performance, noting how shared resources on USB and other I O paths can throttle throughput. The host then frames the test as a dual-purpose exploration: to verify whether Apple delayed a true 10 Gbit NIC in the M1 mini for performance concerns, and to gain fresh insight into where bottlenecks actually live inside the system. Early results show stable baseline throughput around 9.2 to 9.5 Gbit per second in a best case with minimal peripherals, illustrating that the two Thunderbolt ports do not share bandwidth under those conditions. The narrative then escalates by introducing a Display Stream Compression capable Pro Display XDR, which helps preserve bandwidth for high speed I O by offloading some display traffic, while the test setup begins to stress multiple SSDs across hubs and docks. As the test progresses, the team discovers that while individual Thunderbolt 3 ports can approach high speeds, bottlenecks arise when multiple drives and hubs compete for bandwidth, revealing that the bottleneck in most scenarios is the USB-C hub or the display chain rather than the CPU or the NIC itself. They conclude that the M1 architecture provides impressive raw throughput, but users should plan their I O layouts carefully, attaching single high speed devices directly when latency and bandwidth variance matter, and recognizing how display and peripheral traffic can intrude on network performance. The closing segments reflect on the architectural implications for future Apple devices, suggesting the M1 mini pushes a lot of I O complexity into a constrained PCI Express/Thunderbolt topology, while still delivering a compelling value proposition for users who need strong CPU performance with flexible connectivity. The video ends with practical recommendations and a nod to community resources, emphasizing that real-world use often differs from theoretical max speeds and urging viewers to stay subscribed for upcoming reviews of related Apple hardware.

Topics · Technology · Computing · Apple Hardware · Networking

Questions answered

What did the 10 gigabit Ethernet test on the M1 Mac mini reveal about port bandwidth sharing?
The test showed that the 10 gig NIC is not shared across ports in the way some hubs share bandwidth; each high speed path can operate close to its theoretical capability when not bottlenecked by other devices, indicating that the NIC itself is capable and the limitation often comes from attached peripherals and hub bandwidth.
Why did connecting a Pro Display XDR affect network throughput in the test?
Because the Display Stream Compression and the display’s bandwidth usage compete for PCIe/Thunderbolt bandwidth, leaving less headroom for other high speed I O tasks when the display is active, illustrating how system resources are finite and must be carved up.
What practical advice does the video give for users needing high I O performance with the M1 mini?
Attach high speed devices directly where possible, avoid sharing a single hub among multiple fast devices, and consider dedicated docks or direct connections for performance sensitive tasks like audio or real-time data processing.