Question 1

Why do I get dropped frames in OBS even when speedtest.net says I have 100 Mbps?

Accepted Answer

Speed tests measure short burst speeds to a nearby ISP node using multiple parallel HTTP streams. OBS live streaming requires a continuous, single-threaded RTMP packet stream to distant ingest servers. Dropped frames in OBS are caused by network jitter, buffer bloat, or ISP route congestion. Always follow our 70% rule to leave a 30% overhead buffer, use a wired Ethernet cable, and test your connection with TwitchTest or the OBS Log Analyzer.

Question 2

Can I stream at 10,000 kbps on Twitch if my connection is super fast?

Accepted Answer

Twitch's ingest servers enforce a soft ceiling around 8,000 kbps. Pushing 10,000 kbps risks ingest packet drops and stream termination. More crucially, non-partnered channels do not receive guaranteed transcoding (quality options). If you stream at 10,000 kbps source-only, viewers on mobile phones or weaker Wi-Fi will suffer continuous buffering and leave your channel.

Question 3

Why does the guide recommend 936p (1664x936) for Twitch instead of 1080p?

Accepted Answer

1664x936 is a true 16:9 resolution whose dimensions are cleanly divisible by 16 (macroblock alignment). Under Twitch's 8,000 kbps limit, 1080p60 in high-motion games (like Apex Legends, Warzone, or Overwatch) causes severe macroblocking pixelation. 936p provides 25% higher bit density per pixel, resulting in razor-sharp visual clarity without motion blur.

Question 4

Why does YouTube Live look so much sharper in 1440p (2K) than 1080p?

Accepted Answer

YouTube's ingest transcoders treat 1080p and 1440p completely differently. Standard 1080p streams receive the heavily compressed legacy AVC1 encoder. When you send a 1440p stream (at 16,000 to 24,000 kbps), YouTube automatically allocates their advanced VP09 or AV01 profile, preserving fine textures, gaming UI, and foliage.

Question 5

Should I enable 'Dynamically change bitrate to manage congestion' in OBS?

Accepted Answer

Only as an emergency last resort. In r/obs communities, editors and streamers report that dynamic bitrate masks underlying network instability by abruptly slashing resolution and framerate to pixelated mud. It is far better to reserve 30% bandwidth overhead and resolve ethernet/router buffer bloat.

OBS Studio Streaming Guide

Stream & Network Settings

Live Streaming & OBS FAQ