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Derek87

macrumors 6502a
Original poster
Jan 29, 2009
690
160
i recently upgraded my home ISP which provides 600 mbps down, 200+ mbps up data. last night i happened to installed the Ookla Speedtst and i see it maxing out at only about 270-290 mbps , but hit the expected 215-220 mbps up. via wifi, i see rates of around 500 mbps down.

any thoughts on what is going on here? in reality, it's more an intellectual exercise, but i would have thought i'd be seeing the max bandwidth via a wired connection. i've tried multiple cat5e cables and they all produce the same sort of numbers. a Macbook pro connected with the same cables to the access point (ethernet ports) test out around 600 mbps for download rates so it's no the cable nor stream of data coming in through the cat5e cable.

i've tried rebooting the apple tv 4k and it should be running the latest tvOS.
 
MY TV4K is at the end of a LAN line that starts as a Cat8 trunk from the router, to a 5 port Gigabit Switch with a Cat7b line to another 10 port Gigabit Switch in my AV rack where the TV4K is connected with Cat7 jumper. My speed is 935/930Mbps from Fiber. By the time the TV4K gets its signal using the same SpeedTest on the TV4K I get: 925/935Mbps wired. WiFi6, 802.11ax I get: 311/185Mbps. There are probably tweaks I can do in the router to boost it a bit. But I have always subscribed to hard wired connections for the best speed.
 
There was a thread not too long ago about how someone thought if wifi and ethernet were both on at the same time, they might be competing if both were set up and ethernet cable connected. If you're curious enough, you might try going into ATV network settings while on wifi, ethernet unplugged, click on your wifi network and select "forget this network". In other words, disconnect from your wifi network completely. Then disconnect power to the ATV, plug in the ethernet cable and power up again. Then see if your Speedtest on ethernet improves.
 
There was a thread not too long ago about how someone thought if wifi and ethernet were both on at the same time, they might be competing if both were set up and ethernet cable connected. If you're curious enough, you might try going into ATV network settings while on wifi, ethernet unplugged, click on your wifi network and select "forget this network". In other words, disconnect from your wifi network completely. Then disconnect power to the ATV, plug in the ethernet cable and power up again. Then see if your Speedtest on ethernet improves.

my ATV4k currently has not network to join. when i disconnected the ethernet cable, in setting i saw the option to choose a wifi network, but it didn't have any credentials to join any. [ i should clarify that that same access point is delivering 500 mbps to my iPhone. i haven't run speed test via wifi on the ATV4k, but i guess i could try it out to see what happens]

i am finding it very strange...of course, i have thought about completely resetting the Apple TV and setting it up from scratch. but i'm not sure it's worth the effort
 
First thing to figure out is whether the issue is with your iSP or your local network configuration. You want to test your local network speed, not your ISP speed.

On your apple TV install an app such as Network Speed Tester. On another device install Network Speed Tester server. Test the speed of your local network.
 
First thing to figure out is whether the issue is with your iSP or your local network configuration. You want to test your local network speed, not your ISP speed.

On your apple TV install an app such as Network Speed Tester. On another device install Network Speed Tester server. Test the speed of your local network.
good thoughts: i didn't think to test the local network via the apple tv. i've done scp transfers between machines on my network and they are all approaching 1 gbps, so all is well there. something is/was amiss with the apple tv. last night, i manually assigned the apple tv an IP address (rather than using DHCP), rebooted the access point (which has LAN ports because it can be used as a router too) and low and behold things are what they should be.

i'm still going to do some sleuthing to see if this was a permanent fix (i also did try to hook the ATV to wifi and it speedtested at nearly 400/210 mbps
 
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