SuperMG
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SuperMG last won the day on April 12
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- Currently Viewing Topic: My custom M4800
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Coil whine = high FPS. Happens on every cards I own. What FPS did you get for average? Isn't the maximum throttle 87C for the core? That's good! Hotspot throttle is 105C I believe. Maybe -10C with a two heatpipes design. Standard heatpipes, not the "big flat" one.
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I said it wrong, oops. I wanted your results with your custom v1 heatsink!
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Okay, I'm waiting for the temps results with the version 1 of the custom heatsink made by Cicichen. Cicichen is working for the double heatpipes m4800 GPU heatsink. I bought an eDP 9772P laptop for 120€.
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How about the temperatures at 110W? There's no way a CPU is making a GPU to stop working. Maybe the Intel Optimus wasn't working that great with your CPU + Ada? Do you have pictures of your laptop? Like to see if there's any space to shove an extra heatpipe on the GPU heatsink? A gap? Could help for cicichen
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Precision M6800 questions and upgrades
SuperMG replied to Jers6410's topic in Pro Max & Precision Mobile Workstation
I forgot one thing. When I plug any PSU, 240W or 330W when the laptop is shutdown. The charging led doesn't come on, if it was charging, it'll light up. -
Precision M6800 questions and upgrades
SuperMG replied to Jers6410's topic in Pro Max & Precision Mobile Workstation
No, I tested with 2 batteries. Same results. One is a new aftermarket (Kingsener) one that charges on M6700 and one that's OEM that charges on M6700 as well. None charges with the M6800. I was able to get 154W in the MXM slot too, no power cuts, no throttles. 4080M: 16000 GPU scores in TimeSpy. 260-270FPS in Heaven benchmark 4.0 1080p Ultra. I don't think the load on the MXM made the charging IC goes bad. Otherwise the whole power rail would be failing and the laptop won't power on. -
Precision M6800 questions and upgrades
SuperMG replied to Jers6410's topic in Pro Max & Precision Mobile Workstation
Hello. So 330W will fully work (past 240W) if we use a 150W MXM card? I get orange blinking in 3DMark TimeSpy but the performance doesn't throttle. I use an old 330W Dell PSU + FV993 battery. I think the motherboard is cooked, the charging IC part, it doesn't charge. I got the laptop as parts, it had a BIOS lock and I didn't test anything before doing the big upgrades. I bought a new Dell 330W PSU after but I've the same issue, no charging. I bought 2 eDP motherboards after and I'll test one of them. (140€ for 2) -
Okay I'll ask cicichen about one
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I know but did he get the dual heatpipes custom one?
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The heatsink is a dual heatpipes one?
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Because @Nizmeïsterbought a backlight mod cable from me and the 4060 worked on his laptop. It even worked in Intel Optimus on his MSI GT60 but his laptop EC's fan didn't work... Well the EC on the M4800/M6800 work with the new RTX. You have a DOA card. X-Vsion can repair your GPU, I had my 3080 fixed because of a short-circuit from a screw. Also, Did you get a custom heatsink for the M4800 for the GPU?
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You maybe got a broken RTX 4060. Did you send it to repair? Yes your T1000 is from ADLINK, it needs the backlight mod cable to display in eDP.
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I got the Ada cards to work in M6700 eDP UEFI and M6800 eDP. M4800 uses the same BIOS type as the M6800 (same NVRAM variables), so it should 100% work. These cards don't work in LVDS unless you use Intel Optimus (iGPU + Nvidia).
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Because you didn't have the backlight mod cable for eDP and @Nizmeïsterwas able to use his RTX 4060 MXM in the M4800 eDP but how did you cool it?
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Hello. I'm going to buy a cheap M4800 with eDP motherboard + LP156WF6 eDP 1.3 display and use it with an RTX 4070 MXM from X-Vsion (good VBIOS, it has eDP enabled on D, needs backlight cable mod). I do need to get a custom heatsink for the 120W of power. Two heatpipes could work for the M4800, since the OEM one has one fat heatpipe. I already have a M6800 with custom heatsink for the RTX 4080 in eDP with backlight mod (needs EDID override for the OS because bad vbios) and 7720 with 4070 MXM.
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