Hey Clyde, nice work narrowing down those flickering issues on your HP Victus—let’s dig into the technical details of what was going wrong and why your fixes worked.

先搞懂硬件加速的基本作用 #

First, let’s recap what hardware acceleration does for browsers like Chrome and Edge (both Chromium-based):

• Normally, when you enable hardware acceleration, the browser offloads graphics-heavy tasks (like rendering web animations, video playback, or complex CSS) from your CPU to your GPU. This makes browsing smoother and reduces CPU load.
• Your HP Victus likely has two GPUs: an AMD integrated graphics chip (built into your CPU) and an NVIDIA dedicated graphics card—this is standard for gaming laptops.

为什么Chrome/Edge会闪屏，Firefox却不会？ #

The flickering happened specifically with Chromium-based browsers because:

• Chromium’s default hardware acceleration setup probably picked your AMD integrated GPU to handle rendering. Unfortunately, there’s a compatibility conflict here—either the AMD GPU’s driver has a bug that doesn’t play nice with Chromium’s rendering pipeline, or the way Chromium communicates with the AMD GPU is causing frame synchronization issues (which directly leads to screen flicker).
• Firefox uses its own Gecko rendering engine, which has a different hardware acceleration implementation. This engine either plays better with your AMD GPU out of the box, or it automatically falls back to your NVIDIA GPU without you needing to adjust settings—hence no flicker.

你的两种修复方案的技术原理 #

Let’s break down why each fix worked:

1. Chrome：关闭硬件加速

• When you turn off hardware acceleration, Chrome stops using any GPU entirely. All rendering tasks get shifted back to your CPU.
• This bypasses the problematic AMD GPU completely, so the compatibility conflict causing flicker disappears. The tradeoff is that your CPU will handle more work, which might lead to slower performance on graphics-heavy pages or videos.

2. Edge：开启硬件加速并指定NVIDIA GPU

• By keeping hardware acceleration on but manually setting Edge to use your NVIDIA dedicated GPU, you’re directing all browser rendering tasks to a GPU that’s fully compatible with Chromium’s hardware acceleration system.
• NVIDIA’s drivers and GPU architecture likely have better support for Chromium’s rendering pipeline compared to your AMD integrated GPU in this scenario. This fixes the flicker while retaining the performance benefits of hardware acceleration (since dedicated GPUs are designed for graphics-heavy work).

总结 #

The core issue was a compatibility mismatch between Chromium’s hardware acceleration implementation and your AMD integrated GPU. Your two fixes addressed this in different ways: either avoiding GPU usage entirely, or switching to a GPU that plays well with Chromium’s system.

备注：内容来源于stack exchange，提问作者Clyde D'Souza