• 28 Posts
  • 86 Comments
Joined 1 year ago
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Cake day: June 4th, 2023

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  • lightrush@lemmy.caOPtoPC Master Race@lemmy.worldInstant thermal optimization
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    22 days ago

    While true for the component itself, there’s material difference for any caps surrounding it. Sure the chipset would work fine at 40, 50, 70°C. However electrolytic capacitors lifespan is halved with every 10°C temperature increase. From a brief search it seems solid caps also crap out much faster at higher temps but can outlast electrolytic at lower temps. This is a consideration for a long lifespan system. The one in my case is expected to operate till 2032 or beyond.

    I don’t think other components degrade in any significant fashion whether they run at 40 or 60°C.







  • lightrush@lemmy.caOPtoAndroid Memes@lemdro.idDonglecast
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    26 days ago

    It’s a Chromecast with Google TV (CCwGTV) wich itself is a dongle. It’s connected to a Plugable USB-C PD hub - another dongle. The white bit sticking to the left from the hub is a TP-Link UE300 Ethernet adapter - yet another dongle. Finally there’s an SD card inserted in the Plugable hub as well as an HDMI coupler hooked to the other end of the CCwGTV which allows connecting an HDMI cable to it.





  • So generally Pegatron. :D I used to buy GB because it was made in Taiwan when ASUS became Pegatron and went to China. Their quality decreased. GB used to put high quality components on their boards in comparison. But now GB is also made somewhere in the PRC. I’ve no idea where MSI are in terms of quality. We used to make fun of them using the worst capacitors back in the 90s/00s. Looking at their Newegg reviews, their 1-star ratings seem lower proportion compared to Pegatron brands and GB. Maybe they’re nicer these days? The X570 replacement I got for this machine is an ASUS - “TUF” 🙄






  • lightrush@lemmy.caOPtoPC Master Race@lemmy.worldDoes this under VRM mean high FPS?
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    2 months ago

    Hard to say. She’s been in 24/7 service since 2017. Never had stability issues and I’ve tested it with Prime95 plenty of times upon upgrades. Last week I ran a Llama model and the computer froze hard. Even holding the power button wouldn’t turn it off. Did the PSU power flip, came back up. Prime95 stable. Llama -> rip. Perhaps it’s been cooked for a while and only trips by this workload. She’s an old board, a Gigabyte with B350 running a 5950X (for a couple of years), so it’s not super surprising that the power section has been a bit overused. 😅 Replacing with an X570 as we speak.







  • B350 isn’t a very fast chipset to begin with

    For sure.

    I’m willing to bet the CPU in such a motherboard isn’t exactly current-gen either.

    Reasonable bet, but it’s a Ryzen 9 5950X with 64GB of RAM. I’m pretty proud of how far I’ve managed to stretch this board. 😆 At this point I’m waiting for blown caps, but the case temp is pretty low so it may end up trucking along for surprisingly long time.

    Are you sure you’re even running at PCIe 3.0 speeds too?

    So given the CPU, it should be PCIe 3.0, but that doesn’t remove any of the queues/scheduling suspicions for the chipset.

    I’m now replicating data out of this pool and the read load looks perfectly balanced. Bandwidth’s fine too. I think I have no choice but to benchmark the disks individually outside of ZFS once I’m done with this operation in order to figure out whether any show problems. If not, they’ll go in the spares bin.