Minecraft chunk loading should always be this good or better, but it is only this good with optifine for now. And specific settings that aren't on by default I believe. : r/Minecraft
Download mod Chicken Chunks 1.8.+ for Minecraft [1.19.2] [1.16.5] [1.16.4] [1.12.2] [1.12]
Chunky Mod (1.19.4, 1.18.2) - Better Chunk Loading Time - 9Minecraft.Net
Chunk Loader Addon || For Mcpe And Bedrock || By TheFlameZone Minecraft Mod
Chunk Loader Addon (1.19) - MCPE/Bedrock Mod - 9Minecraft.Net
How to build a chunk loader for minecraft 1.19 - YouTube