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Valve: The Steam Deck Has Similar Specs to This Mini PC

For developers who want to port their games to the Steam Deck, the mini PC is a good testing device, Valve says. But the Steam Deck's GPU is more powerful, so it's not a complete one-to-one comparison.

 & Michael Kan Principal Reporter

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If you're curious about the Steam Deck's computing power, Valve has revealed that the handheld gaming PC features specs similar to a $659 mini PC you can buy on Amazon. 

The company disclosed the comparison on a new web page designed to help software developers port their games to the device, which is scheduled to launch in February. 

“If you are really interested in finding a PC for testing that will perform similarly to a Steam Deck (again, not required for testing), there are a few options out there,” the company says. “The team looked around and found this mini-pc on Amazon, which has roughly similar specifications to a Steam Deck.” 

The mini PC seems to be the UM700 from Minisforum. The product features an AMD Ryzen 7 3750H four-core mobile processor, a Radeon RX Vega 10 GPU, and 16GB of DDR4 RAM. 

Valve's website

However, it’s not an exact one-to-one comparison. Valve says the actual Steam Deck has a more powerful GPU and more memory bandwidth than the mini PC, although the CPU is a bit weaker. 

Specifically, the full tech specs for the Steam Deck show it has a 4-core CPU capable of a 2.4GHz to 3.5GHz clock speed. Meanwhile, the Ryzen 3750H processor has a base clock speed at 2.3GHz and a max clock speed at 4.0GHz.   

The specs of the Steam Deck.
Steam Deck specs

The GPU on the Steam Deck, meanwhile, uses the newer RDNA 2 architecture. The graphics chip spans eight cores and can reach clock speeds between 1.0 to 1.6GHz. In contrast, the mini PC uses AMD's older Vega architecture and has 10 cores at a 1.4GHz clock speed. 

“It's underpowered compared to Steam Deck, but is the closest system we could find that is still generally available for purchase,” the company adds. “The team agreed that if a game runs well on this mini-PC at 1,280-by-800, it will definitely run well on Steam Deck.”

The other big difference is the power consumption. The Steam Deck promises to run more efficiently than any mini PCs on the market. “The level of performance-per-watt we were able to achieve with this processor (on Steam Deck) would have simply not have been possible with any off-the-shelf processor that exists today,” Valve hardware engineer Yazan Aldehayyat said during a developer live stream event on Friday.

In addition, Valve has been shipping special developer editions of the Steam Deck to third-party programmers since September. But the company still has more orders to fulfill, so in the meantime, it’s directing developers to check out comparable AMD-powered hardware from other PC vendors to test their games.

As for consumers, Valve was forced to push back the product's initial arrival from December to February. If you pre-order the product now, expect it to arrive after Q2 2022.

About Our Expert

Michael Kan

Michael Kan

Principal Reporter

My Experience

I've been a journalist for over 15 years. I got my start as a schools and cities reporter in Kansas City and joined PCMag in 2017, where I cover satellite internet services, cybersecurity, PC hardware, and more. I'm currently based in San Francisco, but previously spent over five years in China, covering the country's technology sector.

Since 2020, I've covered the launch and explosive growth of SpaceX's Starlink satellite internet service, writing 600+ stories on availability and feature launches, but also the regulatory battles over the expansion of satellite constellations, fights with rival providers like AST SpaceMobile and Amazon, and the effort to expand into satellite-based mobile service. I've combed through FCC filings for the latest news and driven to remote corners of California to test Starlink's cellular service.

I also cover cyber threats, from ransomware gangs to the emergence of AI-based malware. In 2024 and 2025, the FTC forced Avast to pay consumers $16.5 million for secretly harvesting and selling their personal information to third-party clients, as revealed in my joint investigation with Motherboard.

I also cover the PC graphics card market. Pandemic-era shortages led me to camp out in front of a Best Buy to get an RTX 3000. I'm now following how the AI-driven memory shortage is impacting the entire consumer electronics market. I'm always eager to learn more, so please jump in the comments with feedback and send me tips.

The Best Tech I've Had:

  • My first video game console: a Nintendo Famicom
  • I loved my Sega Saturn despite PlayStation's popularity.
  • The iPod Video I received as a gift in college
  • Xbox 360 FTW
  • The Galaxy Nexus was the first smartphone I was proud to own.
  • The PC desktop I built in 2013, which still works to this day.

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