{"product_id":"bykski-gpu-block-for-asus-tuf-rog-rtx4090-high-heat-resistance-material-pom-full-metal-construction-with-backplate-full-cover-gpu-water-cooling-cooler-radiator-block-n-as4090strix-x-v3","title":"Bykski GPU Block For ASUS TUF\/ROG RTX4090, High Heat Resistance Material POM + Full Metal Construction, With Backplate Full Cover GPU Water Cooling Cooler Radiator Block,N-AS4090STRIX-X-V3","description":"\u003cp\u003eThe \u003cstrong\u003eBykski N-AS4090STRIX-X-V3\u003c\/strong\u003e is a full-cover GPU water block engineered specifically for ASUS TUF and ROG STRIX RTX 4090 variants. Designed for local AI workloads—Stable Diffusion, LLM inference with Ollama, and 24\/7 model serving—this block replaces the stock 450W triple-fan cooler that screams at 50-60 dBA under sustained load with near-silent liquid cooling.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSilence is mandatory for home AI labs.\u003c\/strong\u003e The RTX 4090's default cooler cannot maintain acceptable acoustics during hours-long training or inference sessions; this water block drops operating noise below 30 dBA, making bedroom and home office deployments viable. \u003cstrong\u003eVRAM thermal protection\u003c\/strong\u003e is equally critical: GDDR6X junction temperatures spike past 92°C during continuous LLM token generation, triggering aggressive throttling that stalls your pipeline. The Bykski block's precision-machined nickel-plated copper plate presses directly against all VRAM modules, eliminating thermal-induced performance cliffs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e24\/7 reliability\u003c\/strong\u003e separates AI infrastructure from gaming hardware. Unlike bursty gaming loads, local LLM serving runs continuously for days; sustained thermal headroom prevents degradation and maintains consistent latency. For builders planning \u003cstrong\u003edual-GPU setups\u003c\/strong\u003e—dual 4090s drawing 700-900W in a single case—air cooling is physically impossible. This full-cover block with integrated backplate is the only viable thermal solution. \u003cstrong\u003eUsed GPU revival\u003c\/strong\u003e applies too: aging RTX 3090s and 4090s suffering from thermal pad degradation can be fully thermally reset with fresh water block installation.\u003c\/p\u003e\n\n\u003cp\u003eNickel-plated copper cold plate, POM + full metal construction, G1\/4 thread ports. Includes full-coverage aluminum backplate for VRM and VRAM 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=\"\/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":"POM + Copper (No lighting) \/ With Backplate","offer_id":43460588011656,"sku":"N-AS4090STRIX-X-V3","price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0335\/6554\/0488\/files\/E0.jpg?v=1744186987","url":"https:\/\/www.formulamod.net\/products\/bykski-gpu-block-for-asus-tuf-rog-rtx4090-high-heat-resistance-material-pom-full-metal-construction-with-backplate-full-cover-gpu-water-cooling-cooler-radiator-block-n-as4090strix-x-v3","provider":"FormulaMod","version":"1.0","type":"link"}