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Local LLM model leaderboard, round one: eight tests, first results

Speed is only half of the question about a local model, and the other half is how good its work is. So I have started our own ranking of the models you can run at home, tested on the machines you would run them on.

The video: RTX Spark Laptop vs MacBook Pro M5 MaxPlays here, from YouTube
This story starts 2 minutes 44 seconds into my video of 18 October 2026, RTX Spark Laptop vs MacBook Pro M5 Max

Two of this week's reviews of the RTX Spark laptop timed only small, older models, like Microsoft's Phi 3.5, and speed is only half of the question anyway. The other half is how good a model's work actually is.

I watch a channel called World of AI. When a new model comes out, they give it the same build tasks, a game, a 3D scene, a website, a drawing, and then they show you what it made. They now publish their own ranking from those tasks, World of AI Bench.

So I have started our own version of this, for the models you can run at home, on the machines you would actually run them on.

Round one: eight tasks

Round one has eight tasks: a Breakout game, a 3D lighthouse, a fox in the snow, a landing page, balls in a spinning heptagon, a sales dashboard, a bug to fix, and six questions with exact answers.

Every model gets the same prompts, with its thinking switched off and one attempt at each. Each build runs in a browser with the internet off, and a script checks that it draws, has no errors, fits on a phone screen, moves, and answers the keyboard or mouse. The dashboard's totals, the bug fix and the answers are checked against the right ones.

What the models built

The first model through it was GLM 5.3 Flash, which is what I run on my four DGX Sparks. It finished all eight tasks in 7.46 minutes, and every one of its six builds passed every check, as did its bug fix. Its overall score from the checks was 97.9.

It got one of the six questions wrong, and the way it did was worth a look. It wrote the right arrival time for the train, 12:25, then it checked its own work and changed it to 13:25.

This is where judges come in. The checks gave its heptagon top marks, but a few of the balls slipped straight through the walls, which the prompt told it never to allow.

Then Qwen 3.8 27B ran on my RTX 4090 and scored 74.4, in 16.7 minutes. Its game and its lighthouse stopped on mistakes in its own code before drawing anything, and its dashboard kept every panel dark and never faded them in.

The results table will build up week by week here, with the models I test locally, so that we can build up a knowledge base.

Read more

The numbers in this story

FigureWhat it isFromKind
97.9 overallGLM 5.3 Flash on my four DGX Sparks, its overall score from the checksmy own testmeasured by me
7.46 minutesGLM 5.3 Flash's time for all eight tasksmy own mathsmy own maths
12:25, then 13:25GLM's answer to the train question, before and after it checked its own workmy own testmeasured by me
74.4 overall, 16.7 minutesQwen 3.8 27B on my RTX 4090, its overall score and its timemy own testmeasured by me
Phi-3.5-mini (Microsoft's model), Mistral 7B, Llama 3.1 8B, Llama 2 13BThe small, older models two reviews timed on the RTX Spark laptopwindowscentral.coma reviewer's test

If a number on this page is wrong, I would rather know. Tell me in the comments under the video and I will correct it here and pin the correction there. What has been corrected so far is on the corrections page.