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Forum Discussion
thatguymoon
Mar 25, 2026Aspirant
GS110EMX: 10G ports throttle uploads to 250-300 Mbps
I've been going back and forth with Netgear support for over a week about this and I'm honestly at a loss. I'm hoping someone here can tell me if I'm crazy or if what they're telling me doesn't make ...
schumaku
Mar 26, 2026Guru - Experienced User
thatguymoon wrote:Port 9: Mac Pro via OWC Thunderbolt 4 to 10G Ethernet Adapter
Thath's the system you see the not maximal performance? Wasn't there a discussion a longer time ago, that M1 Thunderbolt ports don’t fully support USB 3.1 Gen 2?
Apple claims that all its new models using M1 series chips come with Thunderbolt ports which support “USB 3.1 Gen 2 (up to 10Gb/s)”. However, many users have reported performance which doesn’t reach 10 Gb/s for directly connected external disks. This article examines why performance experienced by users falls short of Apple’s claim.
- StephenBMar 26, 2026Guru - Experienced User
schumaku wrote:
Apple claims that all its new models using M1 series chips come with Thunderbolt ports which support “USB 3.1 Gen 2 (up to 10Gb/s)”. However, many users have reported performance which doesn’t reach 10 Gb/s for directly connected external disks.
thatguymoon: You can test this possibility by connecting the Mac directly to the NAS (no switch) and setting up compatible static IPs on both the NAS and the Mac. Then measure throughput using iperf3.
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