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Robots/Parts/Chip

x86 computer, chip not named

A standard PC-style computer, using the same family of chips found in most laptops and desktops. In the Walker S2 it works alongside an Nvidia Jetson Orin, which handles AI work. UBTech's documentation lists the pair as the robot's computing and says the x86 side runs Ubuntu Linux, but does not name the chip maker or model.

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Key numbers

Robot
UBTech Walker S2 (EDU version documentation)
Computing
x86 together with Nvidia Jetson Orin
Operating system
Ubuntu with UBTech's ROSA 2.0
Chip maker and model
not named by UBTech

Source: UBTech Robotics, Walker S2 documentation, 5. Product composition (docs.ubtrobot.com)

Strengths and trade-offs

Our analysis

Strengths

Runs ordinary computer software without changes.

Familiar to engineers, with plenty of tools and help available.

Leaves the AI-heavy work to the Jetson, so each computer does what it is best at.

Trade-offs

The chip is not named, so its power cannot be compared with other robots.

x86 chips usually use more power than the small Arm chips in many robots.

Two computers mean more parts, wiring and heat inside the robot.

Why robot makers choose it

Our read

Much of a robot's everyday control software was written for ordinary PCs. Keeping a standard x86 computer for that work and adding an Nvidia board for AI is a common, low-risk way to build a humanoid's brain.

This is our reasoning from the public facts. No maker has confirmed it.

Robots using it

Numbers and listed prices on this page come from the sources shown. Anything marked as our analysis, our read or our estimate is our own view and has not been confirmed by any company. Last checked 15 Oct 2026. How we verify

x86 computer, chip not named | Teardex