Log Potential case design: ~3.5-3.8L with blower GPU - 9800x3d and 4080s

awc

Chassis Packer
Original poster
Jul 10, 2024
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27
Please tell me how much maximum W can it withstand at maximum cooler speeds? I want to insert a ryzen 9 9950x with a 180W TDP into such a configuration.
I can consistantly hold 100W in the low 80C range continuously. But the CPU can hit 130W if I dont set power caps and let it hit 90C+. I also use a fan curve for my 100W load, not 100% fan speed. I haven't done prolonged testing where I let the CPU hold 90C+ though. you will definatly get throttling if you run the cpu at 180W, although a 180W "TDP" might pull a lot less with undervolting and tuning.

I would guess you will be OK with the 9950x with a heavy undervolt and max fan speeds. I would also look into a delid with the thermal grizzly heatspreader and liquid metal as it may give you a bit extra headroom.

I almost never see 100w+ in games which is why I set pretty agressive power limits.
 

awc

Chassis Packer
Original poster
Jul 10, 2024
18
27
Build is done! I've got everything assembled in the metal case and running. theres some small issues to work out but its running and basically done. I did some thermal testing too, at 360w on the GPU it'll hit 74-75C at 50% fan speed and it wont go above that. CPU will hold around 90-100w power in the low 80s. ram temp gets toasty at 55-60C but I think I can get that down a bit. I am reading 55db-57db with the CPU and GPU running stress tests which is what I was hoping for. I usually see around 200-250W on the GPU in games, where it runs pretty quiet and cool so I am very happy with the GPU cooling. I've dropped the CPUs power quite a bit as I dont want it to get into the high 80s, but it still honds 5200mhz in games.

I also ended up redoing the soldering to the GPU's PCB with a different method I think works a bit better. If anyone needs help doing something similar LMK and I can help.

here are some pics! I got the side panel signed in the CS2 austin major and I think it looks pretty epic.


 

CubanLegend

Steely-Eyed NVFlash Man
Dec 23, 2016
836
1,013
smallformfactor.net
this is absolutely mental, i love it! I can't believe that your "Inno3d RTX 5080 with an Inno3d 5070 cooler swapped onto it, 4070FE fans," is able to thermally handle over 360w on the GPU, Puff and Ikari and myself have 4080's with a 4070 cooler swap and we thermally throttle a little past 280w!

Bravo! I'd love to see this run the Performance Per Liter benchmarks to see where it stacks up!

What is your best in-case TimeSpy GPU score , and your Cinebench R23 GPU score?
 

awc

Chassis Packer
Original poster
Jul 10, 2024
18
27
this is absolutely mental, i love it! I can't believe that your "Inno3d RTX 5080 with an Inno3d 5070 cooler swapped onto it, 4070FE fans," is able to thermally handle over 360w on the GPU, Puff and Ikari and myself have 4080's with a 4070 cooler swap and we thermally throttle a little past 280w!

Bravo! I'd love to see this run the Performance Per Liter benchmarks to see where it stacks up!

What is your best in-case TimeSpy GPU score , and your Cinebench R23 GPU score?
R23: 23,374, with 89C / 120W max
Time Spy: 30,146 with +415 core/+1000 mem and 100% power limit

+415 is not stable in a lot of games but I really wanted 30k+ lol. 10k in timespy per liter
 
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Gidilo

Trash Compacter
Nov 23, 2022
52
20
absolutely mental!
truly gorgeous and very impressive 🔥
What's the heatpipe in the case for?

this really motivates me to finish my own build project😅
 
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awc

Chassis Packer
Original poster
Jul 10, 2024
18
27
absolutely mental!
truly gorgeous and very impressive 🔥
What's the heatpipe in the case for?

this really motivates me to finish my own build project😅
theres a heatpipe that contacts the GPU's heatpipes and moves the heat to the rest of the case, just to get a few extra watts of cooling. The heatpipes on the RAM are there to sink heat from the ram to the side panel. theres a thermal pad on the side panel to make a good connection.
 
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