最近，MiniMax H3 開源了，效果可以比肩Seedance，所以我就想本地部署來玩玩，但是滿血 BF16 版本太喫配置了，我哪去搞 H100 啊！
不過我還真找到 在我 3060 12G 顯存上跑的方法了，就是直接用 GitHub 上的開源項目 ComfyUI 裁剪的 INT8 版本。
大家看看我跑出來的效果，是真不錯：
01. 項目實測
這裏推薦直接去 ComfyUI 官網下載 ComfyUI Desktop，比較符合大家的使用習慣，和平常的軟件安裝一模一樣，下載安裝一路沒有任何阻礙。
裝好 ComfyUI Desktop 打開模版庫之後就能看到 MiniMax H3 的三個模版，直接點擊使用就行。
之後他會提醒我們模型缺少，我們下載缺少的模型就行。
下載完成之後需要重啓更新後就能使用。
調整完各種參數就可以開始生成視頻了，其實也沒啥參數，就分辨率啥的，填好提示詞就開始生成。
case 1 自帶測試case
提示詞：
Realistic live-action cinematic look, action movie trailer: practical film photography style, a post-rain dusk metropolis, anamorphic lens, shallow depth of field, film grain, city volumetric fog, flying-car traffic between the towers, restrained grading for a premium feel, powerful natural movement.
Scene overview: at dusk on a cluster of skyscrapers, the protagonist is being chased, sprinting and leaping across rooftops, jumping from one building’s roof to the next with pursuers closing in behind. This is the escape sequence of an action movie trailer: every leap is life-or-death, thrilling and fluid.
Storyboard (each shot a separate scene, rapid cuts, all landing on the musical beats):
[0s-1.5s] Shot 1: high side angle: the protagonist sprinting at the roof edge, pursuers appearing in the rooftop doorway behind him, wind catching his coat.
[1s-2.5s] Shot 2: the protagonist leaps across the gap between buildings, body stretching mid-air, towers and flying-car light trails behind him, a slight slow-motion feel.
[2.5s-4s] Shot 3: he lands, rolls and rises, low-angle shot, tower shadows and fog behind him, he keeps running.
[4s-5s] Shot 4: freeze: the instant he hits the edge of the next roof and launches into the jump, silhouette, holding.
Camera: each shot its own angle, cuts clean and hard, no dissolves, a slight frame jitter on the jumps.
Audio: wind, rapid footsteps, city ambience, low score underneath, an accent hit on each leap, the score bursting at 4s, closing the last 1s.
No text, subtitles, logos or watermarks of any kind, no animation or cartoon rendering, no overly-CG look, keep the live-action texture.
這個 case 分辨率是 864×480 ，時長5秒左右，我的 3060 花了8分鐘才跑出來。
鏡頭有真人動作片的質感，節奏還得踩着音樂走，成片只有 5 秒，幾個畫面卻很抓人。
主角衝向屋頂邊緣時，追兵從身後的門裏出現，風衣被風掀起，追逐關係一下就立住了。第一次躍過樓間縫隙，是整段視頻裏最漂亮的一鏡。人物化成剪影，身後鋪着夕陽、城市霧氣和飛行車燈軌，樓宇的高度與距離也交代得很清楚。
case 2 960×544的商品視頻
提示詞：
Premium live-action macro product film. A black stainless-steel mechanical wristwatch with no brand name rests on a dark basalt pedestal inside a black studio.
Single continuous shot.
[0s-1.5s] Extreme macro view of the polished bezel and domed glass. A narrow warm light travels slowly across the metal edge.
[1.5s-3.8s] The camera performs a slow clockwise orbit while focus shifts from the front glass to the visible mechanical movement.
[3.8s-5s] The second hand moves smoothly. A soft cool rim light reveals the silhouette of the watch before the camera stops.
Camera: 100mm macro lens, slow precise movement, shallow depth of field, realistic focus breathing, natural optical reflections.
Lighting: warm narrow key light from camera left, soft blue rim light from behind, deep controlled shadows.
Audio: quiet mechanical ticking, one soft metallic click, low studio room tone.
No text, numbers, brand marks, hands, logos or watermarks. No warped watch case, duplicated crown or melting metal.
這個 case 也是5秒左右，花了14分鐘跑出來。
比上一條樓頂追逐穩得多。鏡頭從錶冠側面緩慢移動到正面，表耳、錶帶和錶殼一路保持完整，拉絲與拋光邊緣也經得起近看。
暖光掃過金屬，後半段轉成冷色輪廓光，已經有了商業腕錶廣告的氣質。整條視頻沒有偷切鏡頭，運鏡始終連貫，這一點很難得。
case 3 9:16（480×864）人像
提示詞：
Vertical 9:16 realistic live-action portrait film. After rain at night, an adult Chinese woman stands beneath the awning of a small convenience store. Warm indoor light falls across her face while the street behind her remains cool blue and softly out of focus.
[0s-2s] Medium close-up. She looks toward the rain, breathing naturally. A light breeze moves a few strands of hair.
[2s-4.5s] The camera slowly pushes closer. She turns toward the camera with a restrained, thoughtful expression.
[4.5s-6.5s] A passing car creates a brief moving reflection across the wet street and her face. She remains still as the camera settles.
Keep the same face, hairstyle, clothing and age throughout. Natural blinking, subtle breathing, stable eyes and teeth, no beauty-filter skin.
Camera: slow stabilized push-in, 50mm portrait lens, shallow depth of field.
Audio: soft rain, convenience-store refrigerator hum, one distant car passing, no dialogue and no music.
No text, subtitles, logos or watermarks.
這個視頻有6秒，也花了14分鐘。
最讓我滿意的是面部穩定性。人物從完整側臉轉到接近正面，五官比例、年齡和髮型一直保持一致，眼睛和嘴脣也沒有在轉頭途中變形。風吹動頭髮，結尾還有一次自然眨眼。鏡頭緩慢推近，節奏很剋制，像電影裏等待人物開口前的幾秒鐘。
case 4 中文對白與口型
提示詞：
Realistic live-action drama scene inside a small late-night noodle shop during heavy rain. Warm tungsten light, steamed windows, restrained cinematic color grading.
Single continuous medium shot. An elderly Chinese male shop owner places a bowl of hot noodles on the wooden counter in front of an off-camera customer.
[0s-1.8s] He walks into frame carrying the bowl. Steam rises naturally.
[1.8s-4.8s] He places the bowl down, looks toward the customer and says in Mandarin exactly: “趁熱喫，雨一會兒就停了。”
[4.8s-8s] He gives a small friendly nod, wipes his hands on the apron and turns back toward the kitchen.
Natural Mandarin pronunciation, accurate lip synchronization, one male speaker only, no additional dialogue.
Camera: fixed medium shot with a very slow push-in, no cuts and no camera shake.
Audio: clear close male voice, bowl touching the wooden counter, boiling water from the kitchen, rain against the window, low room ambience. No background music.
No subtitles, text, logos or watermarks. Stable face, hands and clothing.
這個視頻是 736×416 的，有8秒，花了11分鐘。
人物端碗時，手指、碗沿和筷子基本保持穩定，放碗動作也有重量。臉部在走動、低頭和說話過程中沒有明顯變形。鏡頭始終沒有切換，只做了輕微推近，8 秒看下來很順。
口型會跟着聲音變化，語音準確說出提示詞裏的趁熱喫，雨一會兒就停了，H3 掌握了說話時機和老闆的親切語氣。
02. 項目簡介
這是一個讓六七十 GB 級 MiniMax H3 主模型能夠進入普通消費級顯卡工作流的本地部署方案。
項目地址：https://github.com/Comfy-Org/ComfyUI/
低配置可以用 RTX 3060 12GB 搭配 32GB 內存，適合生成 5 秒左右、736×416 或 864×480 的視頻。
推薦使用 16GB 顯存和 64GB 內存，生成 960×544、5～8 秒的視頻會更穩定；想嘗試 1344×768、10 秒以上的高規格視頻，RTX 4090 24GB 或 RTX 5090 32GB，再配 96～128GB 內存。
6GB、8GB 顯卡雖然也可能通過模型卸載勉強啓動，但等待時間和失敗概率都比較高。對大多數玩家來說，3060 12GB 已經是能認真體驗 MiniMax H3 的起點。
03. 挖一挖
AI 視頻正在進入短視頻、電商廣告、影視預演和產品展示等製作環節。
對個人創作者和小團隊來說，畫面效果只是起點，生成成本、素材隱私、參數控制和修改效率同樣影響工具能否長期使用。
ComfyUI 的 MiniMax H3 INT8 方案，把鏡頭控制、人物穩定、中文對白和原生音頻帶進了本地工作流。模型下載完成後，創作者可以反覆修改提示詞和分辨率，不用上傳內部素材，也能減少按次調用在線服務的支出。
H3 已經可以處理運鏡、光線、人物動作與聲音配合，適合用來製作商品短片、短劇樣片、廣告分鏡和社交媒體內容。可以先在本地驗證創意，再決定是否投入正式拍攝，前期試錯成本會低很多。
對於個人創作者、獨立工作室和小型內容團隊，這套方案已經足夠完成概念驗證和少量成片製作。
當一張 RTX 3060 也能在桌面上生成帶運鏡、聲音和中文對白的完整片段，本地 AI 視頻已經開始進入真實的內容生產流程。
原文鏈接：GitHub 狂攬 125K Stars，把 MiniMax H3 跑在 3060 上
