{"product_id":"bykski-gpu-water-block-for-pny-rtx-4090-24gb-xlr8-gaming-verto-epic-x-argb-oc-full-cover-with-backplate-pc-water-cooling-cooler-n-pny4090-x","title":"Bykski GPU Water Block For PNY RTX 4090 24GB XLR8 Gaming VERTO EPIC-X ARGB OC, Full Cover With Backplate PC Water Cooling Cooler, N-PNY4090-X","description":"\u003cp\u003eThe \u003cstrong\u003eBykski N-PNY4090-X\u003c\/strong\u003e is a full-cover water block engineered specifically for the \u003cstrong\u003ePNY RTX 4090 24GB XLR8 Gaming VERTO EPIC-X\u003c\/strong\u003e — a 450W card that screams at 50-60 dBA under sustained AI load. For local LLM inference with Ollama or overnight Stable Diffusion batches, that stock noise is untenable in a home office or bedroom.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSilence is mandatory.\u003c\/strong\u003e Water cooling replaces triple-fan turbulence with near-inaudible pump flow, cutting operating noise below 30 dBA so your AI rig disappears into the background. \u003cstrong\u003eVRAM protection\u003c\/strong\u003e is equally critical: GDDR6X junction temperatures spike past 92°C during 24\/7 inference, triggering hard throttles that stretch generation times. This block presses nickel-plated copper directly against every memory module, holding junction temps under 85°C even during multi-hour training runs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMulti-GPU necessity:\u003c\/strong\u003e Dual RTX 4090s in one chassis pull 900W combined — no air solution exists that fits or cools effectively. Water cooling is the only viable path for local AI clusters. \u003cstrong\u003eUsed GPU revival:\u003c\/strong\u003e If you're sourcing a 2-year-old RTX 4090 with degraded thermal pads, installing this block performs a complete thermal reset, restoring sustained 450W capability for continuous inference workloads.\u003c\/p\u003e\n\n\u003cp\u003eNickel-plated copper construction. G1\/4 threading. Integrated aluminum backplate for VRM cooling. Ships worldwide.\u003c\/p\u003e\n\u003cdiv class=\"product-faq\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this waterblock compatible with my RTX 4090?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis Bykski waterblock is designed for the RTX 4090. Check the product title for specific card brand compatibility — non-reference PCB designs (ASUS Strix, MSI Suprim, etc.) require model-specific blocks. Reference\/Founders Edition cards use a different block.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow much quieter will my RTX 4090 be with water cooling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStock RTX 4090 coolers run at 45-65 dBA under sustained AI workloads like Ollama or Stable Diffusion. A full-cover waterblock reduces noise to under 30 dBA — quieter than a refrigerator. VRAM temperatures also drop from 90°C+ to 60-70°C, preventing thermal throttling during long inference sessions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat else do I need for a complete loop?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBesides this waterblock, a complete custom loop needs: a radiator (360mm minimum for 450W TDP), a D5 or DDC pump with reservoir, G1\/4 fittings (8-12 pieces), tubing (soft or hard), and coolant. FormulaMod carries all components — browse our \u003ca href=\"\/de\/collections\/ai-workstation-cooling\"\u003eAI Workstation Cooling\u003c\/a\u003e collection for complete setups.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I run this 24\/7 for AI inference?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Water cooling is designed for sustained loads, unlike air coolers which rely on fan speeds that create noise. A properly maintained loop can run 24\/7 indefinitely with coolant changes every 12-18 months.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes FormulaMod ship to the USA and Europe?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We ship worldwide from our Shenzhen warehouse. USA and EU orders typically arrive within 7 days. All products are covered by our return policy.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Bykski","offers":[{"title":"RBW(5v 3pin) \/ With backplane \/ None","offer_id":41226432381064,"sku":"N-PNY4090-X_RBW","price":131.94,"currency_code":"USD","in_stock":true},{"title":"RBW(5v 3pin) \/ With backplane \/ Additional light controller (optional for without light sync)","offer_id":41231759736968,"sku":"N-PNY4090-X_RBW*1+B-RBW-C8-V5*1","price":141.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0335\/6554\/0488\/files\/z1_81cad991-3e59-4ddf-b482-cb72ebc4040f.jpg?v=1690183307","url":"https:\/\/www.formulamod.net\/de\/products\/bykski-gpu-water-block-for-pny-rtx-4090-24gb-xlr8-gaming-verto-epic-x-argb-oc-full-cover-with-backplate-pc-water-cooling-cooler-n-pny4090-x","provider":"FormulaMod","version":"1.0","type":"link"}