diff --git a/apps/desktop/src-tauri/src/business/services/video_classification_queue.rs b/apps/desktop/src-tauri/src/business/services/video_classification_queue.rs
index e25c282..025d87c 100644
--- a/apps/desktop/src-tauri/src/business/services/video_classification_queue.rs
+++ b/apps/desktop/src-tauri/src/business/services/video_classification_queue.rs
@@ -89,7 +89,7 @@ impl VideoClassificationQueue {
 
         // 考虑到AI分类任务主要是I/O密集型（网络请求），可以设置更高的并发数
         // 但限制在10以内以避免过度消耗资源
-        let optimal = std::cmp::min(cpu_cores * 2, 20);
+        let optimal = std::cmp::min(cpu_cores * 2, 80);
 
         println!("🔧 检测到 {} 个CPU核心，设置AI视频分类并发数为: {}", cpu_cores, optimal);
         optimal