What Is Processing Speed?

The throughput limit of your thinking

7 min readProcessing speedUpdated Jan 5, 2025

Average adult speed

215 msTypical reaction time on BrainGames

Training gain

-20 msMedian improvement over 6 weeks
On this page
  1. Definition
  2. How It’s Measured
  3. What Drives Processing Speed

Definition

Processing speed measures how quickly your brain interprets input and chooses an output. It combines perception, cognition, and motor execution.

It is a foundational skill for everything from reading to gaming.

How It’s Measured

Tests like Symbol Search, coding tasks, and Reaction Time games capture processing speed. They look at both accuracy and time to completion.

In BrainGames we track average latency, variability, and peak performance to give a full picture.

What Drives Processing Speed

Myelination quality, neurotransmitter balance, familiarity with stimuli, and physical health all contribute.

Chronic stress and fatigue slow processing speed, while structured drills and aerobic fitness enhance it.

Action steps

01

Baseline your speed

Run Reaction Time and track average, best, and variability.

02

Train with sprints

Use short, intense drills to push throughput.

03

Optimize lifestyle

Sleep, hydration, and cardio directly influence processing speed.

Turn the idea into a score.

Run one relevant game, note your baseline, then repeat under the same conditions when you want a useful comparison.

Play Reaction Time Try a free 7-day practice plan →

Frequently asked questions

Is processing speed IQ?+

It correlates but is distinct. You can improve processing speed through training and lifestyle even if IQ stays stable.

Do fast readers always have high processing speed?+

Often, but reading also depends on vocabulary and comprehension strategies.