https://cmp.wiki/w/index.php?action=history&feed=atom&title=Fans_and_ducts 2026-10-31T12:06:25Z Revision history for this page on the wiki MediaWiki 1.43.11 https://cmp.wiki/w/index.php?title=Fans_and_ducts&diff=454&oldid=prev 2026-10-30T10:02:07Z

<p>Air cooling for the CMP 170HX: fan models, measured temperatures, printable ducts and shrouds, fan control; from the cmpunlocker Discord (2026-10-04 to 10-27), adrienbrault/cmp-170hx-duct, dkpoulsen/170hx-fanduct, 170tune, PixelML/club-170hx, Printables and Arctic spec sheets, Ivan&#039;s lab notes; gap-fill from #general 2026-10-24 to 10-25 (Noctua noise, shroud plans), @munisix, @siriusrhi, @endsjeremy</p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 10:02, 30 October 2026</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l70">Line 70:</td> <td colspan="2" class="diff-lineno">Line 70:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|-</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|-</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>| Printed shroud with the supplied Delta AFB0912H 92 mm fan (0.3 A) || 1 || 150 W || 80 C and above (air gap at the card and the cable; fan likely too weak) || not given || {{Status|Reported}} || {{Source|handle=sh.ad|date=2026-10-07|link=https://discord.com/channels/1518634379604136178/1518691940646781070/1557362878737031269}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>| Printed shroud with the supplied Delta AFB0912H 92 mm fan (0.3 A) || 1 || 150 W || 80 C and above (air gap at the card and the cable; fan likely too weak) || not given || {{Status|Reported}} || {{Source|handle=sh.ad|date=2026-10-07|link=https://discord.com/channels/1518634379604136178/1518691940646781070/1557362878737031269}}</div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">|-</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">| Noctua industrial fans on fan controllers, cards on a mining rack with riser cables || 7 || 150 to 180 W || not given || under load like a hair dryer running nonstop; fine at idle; louder than RTX PRO 6000 Max-Q blowers || {{Status|Reported}} || {{Source|handle=munisix|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563786484912365689}}&lt;br /&gt;{{Source|handle=munisix|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563788150319620201}}</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|}</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l181">Line 181:</td> <td colspan="2" class="diff-lineno">Line 183:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Blowers: @civiloid&#039;s San Ace blowers at 70 % made a low-pitched noise that got through three closed doors and concrete walls; below 70 % they resonated and carried even further. He moved to water. {{Source|handle=civiloid|date=2026-10-13|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1559533832468963329}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Blowers: @civiloid&#039;s San Ace blowers at 70 % made a low-pitched noise that got through three closed doors and concrete walls; below 70 % they resonated and carried even further. He moved to water. {{Source|handle=civiloid|date=2026-10-13|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1559533832468963329}}</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* 40 mm fans: a piercing drone at 30 to 40 % PWM {{Source|handle=fafinet|date=2026-10-13|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1559533375843336253}}; a server full of high-speed 40 mm fans is loud enough to injure. {{Source|handle=endsjeremy|date=2026-10-16|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1560680205394116822}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* 40 mm fans: a piercing drone at 30 to 40 % PWM {{Source|handle=fafinet|date=2026-10-13|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1559533375843336253}}; a server full of high-speed 40 mm fans is loud enough to injure. {{Source|handle=endsjeremy|date=2026-10-16|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1560680205394116822}}</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* Server chassis fans have high floors: about 3,750 to 4,000 rpm on a Gigabyte G292 even with a fan script. {{Source|handle=voidgiraffe|date=2026-10-15|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1560290311111057529}}</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* Server chassis fans have high floors: about 3,750 to 4,000 rpm on a Gigabyte G292 even with a fan script. {{Source|handle=voidgiraffe|date=2026-10-15|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1560290311111057529<ins style="font-weight: bold; text-decoration: none;">}}&lt;br /&gt;{{Source|handle=voidgiraffe|date=2026-10-15|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1560334295153909822</ins>}}</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* {{Status|Theory}} Put the loud fan outside the box: an inline 6-inch duct fan (300 CFM class, for example this [https://www.amazon.com/SUPROCKY-Bathroom-Exhaust-Ventilation-Residential/dp/B0GGBVGJKT/ SUPROCKY inline fan]) exhausting a dense server from elsewhere. Untested on these cards. {{Source|handle=roboalchemist.|date=2026-10-26|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1564155936510189638}}&lt;br /&gt;{{Source|handle=endsjeremy|date=2026-10-26|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1564206258792304643}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* {{Status|Theory}} Put the loud fan outside the box: an inline 6-inch duct fan (300 CFM class, for example this [https://www.amazon.com/SUPROCKY-Bathroom-Exhaust-Ventilation-Residential/dp/B0GGBVGJKT/ SUPROCKY inline fan]) exhausting a dense server from elsewhere. Untested on these cards. {{Source|handle=roboalchemist.|date=2026-10-26|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1564155936510189638}}&lt;br /&gt;{{Source|handle=endsjeremy|date=2026-10-26|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1564206258792304643}}</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* {{Status|Theory}} Accept the noise and put a blower-cooled box in a closet at about 55 C {{Source|handle=kellertreppe123|date=2026-10-08|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1557643729173745775}}; Delta also makes 6,000 rpm fans at server noise levels {{Source|handle=lenxtroz|date=2026-10-08|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1557700690032332853}}.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* {{Status|Theory}} Accept the noise and put a blower-cooled box in a closet at about 55 C {{Source|handle=kellertreppe123|date=2026-10-08|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1557643729173745775}}; Delta also makes 6,000 rpm fans at server noise levels {{Source|handle=lenxtroz|date=2026-10-08|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1557700690032332853}}.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* {{Status|Theory}} Rewiring Arctic fans onto the stock shroud is said to be much quieter; nobody posted temperatures. {{Source|handle=danske1|date=2026-10-26|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1564217476542365770}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* {{Status|Theory}} Rewiring Arctic fans onto the stock shroud is said to be much quieter; nobody posted temperatures. {{Source|handle=danske1|date=2026-10-26|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1564217476542365770}}</div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">* {{Status|Reported}} Noctua industrial fans are loud under load. @munisix runs seven cards on a mining rack with riser cables and fan controllers; his Noctuas are very nice at idle, but nobody builds these rigs to sit idle, and under load they sound like a constant hair dryer. He finds his RTX PRO 6000 Max-Q blowers much quieter, calls cooling the CMPs "a massive pain", and would like to drop the risers and fit the cards in a case. {{Source|handle=munisix|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563785635771457578}}&lt;br /&gt;{{Source|handle=munisix|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563787454983700563}}&lt;br /&gt;{{Source|handle=munisix|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563787834916208751}}&lt;br /&gt;{{Source|handle=munisix|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563788150319620201}}&lt;br /&gt;{{Source|handle=munisix|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563789321474146428}}</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">* {{Status|Theory}} @siriusrhi plans an eBay cooling shroud with one Noctua industrial 3,000 rpm fan per pair of cards (one fan per card on home-made brackets if a pair is too much), on motherboard fan control so the fans only spin up under load. {{Source|handle=siriusrhi|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563787098979442728}}&lt;br /&gt;{{Source|handle=siriusrhi|date=2026-10-25|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563805244767473706}} @endsjeremy plans to make air-cooling systems for modded cards one of his first products. {{Source|handle=endsjeremy|date=2026-10-24|link=https://discord.com/channels/1518634379604136178/1518692084729511967/1563428733044531203}}</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* If you want silence, water-cool. {{Source|handle=djpandaman|date=2026-10-09|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1558109037428740207}}&lt;br /&gt;{{Source|handle=lia_oc|date=2026-10-26|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1564314813612560425}} See [[Water cooling]].</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* If you want silence, water-cool. {{Source|handle=djpandaman|date=2026-10-09|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1558109037428740207}}&lt;br /&gt;{{Source|handle=lia_oc|date=2026-10-26|link=https://discord.com/channels/1518634379604136178/1534370835220004885/1564314813612560425}} See [[Water cooling]].</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <!-- diff cache key cmp_wiki:diff:1.41:old-378:rev-454:php=table --> </table>

ImportBot https://cmp.wiki/w/index.php?title=Fans_and_ducts&diff=378&oldid=prev 2026-10-30T08:51:09Z

<p>Air cooling for the CMP 170HX: fan models, measured temperatures, printable ducts and shrouds, fan control; from the cmpunlocker Discord (2026-10-04 to 10-27), adrienbrault/cmp-170hx-duct, dkpoulsen/170hx-fanduct, 170tune, PixelML/club-170hx, Printables and Arctic spec sheets, Ivan&#039;s lab notes; sources: @c133, @cibernox, @analyticeth, @rrickk420, @globalapathy, @wakeupmbrc1, @froggao, @alanoo, @civiloid, @mountains1605, @reala7096, @neapopa (+41 more); GitHub PixelML/club-170</p> <a href="https://cmp.wiki/w/index.php?title=Fans_and_ducts&amp;diff=378&amp;oldid=168">Show changes</a>

ImportBot https://cmp.wiki/w/index.php?title=Fans_and_ducts&diff=168&oldid=prev 2026-10-30T08:04:17Z

<p>Air cooling for the CMP 170HX: fan models, measured temperatures, printable ducts and shrouds, fan control; from the cmpunlocker Discord (2026-10-04 to 10-27), adrienbrault/cmp-170hx-duct, dkpoulsen/170hx-fanduct, 170tune, PixelML/club-170hx, Printables and Arctic spec sheets, Ivan&#039;s lab notes; sources: @c133, @cibernox, @analyticeth, @rrickk420, @globalapathy, @wakeupmbrc1, @froggao, @alanoo, @civiloid, @mountains1605, @reala7096, @neapopa (+39 more); GitHub PixelML/club-170</p> <a href="https://cmp.wiki/w/index.php?title=Fans_and_ducts&amp;diff=168">Show changes</a>

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