{"product_id":"bykski-gpu-water-block-for-galax-rtx-4090-boomstar-full-cover-with-backplate-pc-water-cooling-cooler-n-gy4090xy-x","title":"Bykski GPU Water Block For Galax RTX 4090 Boomstar, Full Cover With Backplate PC Water Cooling Cooler, N-GY4090XY-X","description":"\u003cp\u003eThe Bykski N-GY4090XY-X full-cover water block is engineered specifically for the Galax RTX 4090 Boomstar, converting a 450W AI inference monster into a near-silent workstation component. While stock triple-fan coolers scream at 50-60 dBA under sustained Stable Diffusion or Ollama LLM loads, this block drops operational noise below 30 dBA—critical for bedroom and home office deployments where you live beside your hardware.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eVRAM PROTECTION \u0026amp; 24\/7 RELIABILITY:\u003c\/strong\u003e The RTX 4090's 24GB GDDR6X memory junction routinely hits 90°C+ during hours-long inference sessions, triggering thermal throttling that corrupts generation consistency. This full-cover design presses nickel-plated copper directly against every VRAM module and VRM phase, maintaining sub-70°C junction temperatures through multi-day continuous workloads without clock degradation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eUSED GPU REVIVAL \u0026amp; MULTI-GPU NECESSITY:\u003c\/strong\u003e Aging RTX 4090 cards suffering thermal pad degradation regain full thermal performance with a fresh water block installation—effectively a complete thermal reset. For builders running dual 4090s (900W combined) in a single case for parallel model serving, water cooling becomes physically mandatory; no air solution exists that can exhaust that thermal load in standard ATX enclosures.\u003c\/p\u003e\n\n\u003cp\u003eNickel-plated copper cold plate, G1\/4 threading, integrated aluminum backplate for structural support and rear-side 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":40822164488328,"sku":"N-GY4090XY-X_RBW","price":143.15,"currency_code":"USD","in_stock":true},{"title":"RBW(5v 3pin) \/ With backplane \/ Additional light controller (optional for without light sync)","offer_id":41797324996744,"sku":"N-GY4090XY-X_RBW*1+B-RBW-C8-V5*1","price":153.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0335\/6554\/0488\/products\/Z1_a2fec5b8-cd64-4b26-8d0c-1c2f7178a8d7.jpg?v=1669622364","url":"https:\/\/www.formulamod.net\/de\/products\/bykski-gpu-water-block-for-galax-rtx-4090-boomstar-full-cover-with-backplate-pc-water-cooling-cooler-n-gy4090xy-x","provider":"FormulaMod","version":"1.0","type":"link"}