Inside the Making of the Steam Deck: Valve's Handheld Revolution

Summary

✓Reviewed by Laura Bennett Inside the making of the Steam Deck: Valve's handheld gaming revolution is a story about a company refusing to accept the limits that everyone else in the industry had already agreed to live with. When Valve...

13 min read

Table of contents

1 How Valve’s Earlier Hardware Failures Shaped the Steam Deck
2 The Hardware at the Heart of Valve’s Handheld Gaming Revolution
3 SteamOS 3.0 and Proton: The Software That Made It Possible
4 Launch Timeline and the Demand That Overwhelmed Valve
5 Three Models, One Mission: How Valve Tiered the Steam Deck
6 The Steam Deck OLED: Valve Iterates on Its Own Revolution
7 Steam Deck vs. the Competition: Where the Handheld PC Market Landed
8 What Steam Deck 2 Tells Us About Valve’s Long-Term Hardware Vision
9 The Legacy of Valve’s Handheld: What the Steam Deck Actually Changed
10 Frequently Asked Questions
10.1 Why did Valve choose Linux instead of Windows for the Steam Deck?
10.2 What is the custom AMD APU inside the Steam Deck?
10.3 How is the Steam Deck OLED different from the original?
10.4 Is Valve making a Steam Deck 2?
10.5 What happened to the earlier Steam Machines and how did they influence the Steam Deck?
10.6 Can the Steam Deck be used as a desktop PC?
11 Sources

Reviewed by Laura Bennett

Inside the making of the Steam Deck: Valve’s handheld gaming revolution is a story about a company refusing to accept the limits that everyone else in the industry had already agreed to live with. When Valve Corporation announced the Steam Deck on July 15, 2021, it presented something that had seemed structurally impossible: a handheld device capable of running the full PC Steam library, priced accessibly, and built on a Linux-based operating system that could handle Windows games without native ports. What followed was one of the most consequential hardware launches in modern gaming.

In ShortThe Steam Deck launched on February 25, 2022, starting at $399, powered by a custom AMD Zen 2 / RDNA 2 APU and running SteamOS 3.0 with Proton compatibility — making the full Steam PC library playable in handheld form for the first time. Valve’s design drew direct lessons from the failed Steam Machines and Steam Controller experiments. By November 2023 the line had expanded to include the Steam Deck OLED, and as of April 2026 Valve programmer Pierre-Loup Griffais confirmed the company is actively developing a next-generation Steam Deck 2 targeting a massive performance leap.

How Valve’s Earlier Hardware Failures Shaped the Steam Deck

The Steam Deck did not emerge in a vacuum. According to Wikipedia’s coverage of Steam, Valve built the device directly on lessons learned from two prior hardware efforts: the Steam Machines and the Steam Controller. The Steam Machines, released in 2015, were third-party Linux PCs that attempted to bring Steam into the living room via a console-like form factor. They failed commercially — fragmented hardware configurations, poor game compatibility, and weak retail presence undermined the concept before it could gain traction. The Steam Controller, a novel dual-trackpad gamepad, was more inventive but never achieved mainstream adoption. Both projects gave Valve’s engineers hard-won knowledge about what a portable Steam experience would actually require: tight hardware control, a unified software stack, and a compatibility layer that could run Windows games on Linux without asking developers to re-port their titles.

That compatibility layer — Proton — became the Steam Deck’s secret weapon. SteamOS 3.0, built on Arch Linux, combined with Proton to allow most Windows games on Steam to run on Linux without modification. This was the technical breakthrough that made the Steam Deck viable where Steam Machines had not been.

Announcement dateJuly 15, 2021 (Valve Corporation / The Verge)

Global launch dateFebruary 25, 2022 (TechSpot)

Launch price range$399 – $649 (TechSpot)

Steam Deck OLED launchNovember 2023 (Game Developer)

The Hardware at the Heart of Valve’s Handheld Gaming Revolution

The central engineering decision behind the Steam Deck was the choice to build around a custom AMD APU that Valve internally codenamed “Aerith.” According to TechSpot’s launch coverage, the chip combines a 4-core, 8-thread Zen 2 CPU with 8 RDNA 2 compute units, operating across a power envelope of roughly 4 to 15 watts — a range that reflects the constant tension between performance and battery life that defines handheld PC design. The system pairs this with 16 GB of LPDDR5 RAM, a specification that was essential to running modern PC titles without compromise. The 40 Wh battery, combined with that variable TDP, produced an estimated runtime of 2 to 8 hours depending on game load at launch.

The display is a 7-inch, 1280×800 LCD panel running at 60 Hz. That resolution and refresh rate were deliberate choices: at 800p, the GPU silicon required to drive the screen at acceptable frame rates remained within the power budget Valve had set. A higher-resolution display would have demanded more from the RDNA 2 compute units, pushing thermal and battery draw outside the handheld’s constraints. Storage came in three configurations at launch — 64 GB eMMC on the base model and NVMe SSDs on the 256 GB and 512 GB tiers — with a microSD slot providing expandable storage on all versions.

Why This MattersThe decision to use a custom AMD APU rather than an off-the-shelf mobile chip gave Valve control over power states, clock frequencies, and thermal behavior in ways that standard laptop silicon would not have allowed. It is the same philosophy that Sony and Microsoft use when designing console hardware — and it is a significant departure from how gaming handhelds had typically been built before the Steam Deck.

SteamOS 3.0 and Proton: The Software That Made It Possible

Hardware alone could not have delivered inside the making of the Steam Deck: Valve’s handheld gaming revolution. The device’s software foundation — SteamOS 3.0 based on Arch Linux — was equally important. As Valve Corporation’s Wikipedia entry describes, the Proton compatibility layer allows most Windows games on Steam to run on Linux without native ports or developer involvement. This was the breakthrough that had eluded the Steam Machines: a software approach so capable that the platform’s identity as a “Linux device” became nearly invisible to end users. Players simply launched games from their existing Steam libraries.

SteamOS 3.0 also shipped with a purpose-built handheld UI called “Gaming Mode,” which presented the Steam library in a console-style interface optimized for navigation with the device’s dual thumbsticks and trackpads. A desktop mode was available for users who wanted to access the underlying Arch Linux environment or install third-party software. This dual-mode design gave the Steam Deck both the accessibility of a console and the openness of a PC — a combination no prior gaming handheld had offered.

Hands holding a handheld gaming PC with dual thumbsticks and trackpads on a wooden desk

Launch Timeline and the Demand That Overwhelmed Valve

Valve’s original target for the Steam Deck was a holiday 2021 release. According to The Verge’s July 2021 announcement coverage, reservations opened on July 16, 2021 at 1 PM ET, and demand immediately outstripped supply. The global semiconductor shortage that affected nearly every electronics manufacturer in 2021 and 2022 pushed Valve’s timeline back, with the final launch date settling on February 25, 2022. Initial availability covered the United States, Canada, the European Union, and the United Kingdom, with additional regions added later.

The reservation system, which required a $5 deposit to hold a place in the queue, revealed the scale of demand Valve was dealing with. Wait times stretched into months for buyers who reserved units after the first hours of availability. For context on what this meant for the competitive handheld landscape, our coverage of the Nintendo Switch 2 launch lineup shows how the market that the Steam Deck helped reshape has since matured.

Three Models, One Mission: How Valve Tiered the Steam Deck

Valve launched the Steam Deck across three storage tiers, keeping the core hardware identical across all of them. Per TechSpot, the entry model offered 64 GB of eMMC storage at $399, while the mid-tier provided 256 GB NVMe at $529 and the top model delivered 512 GB NVMe plus an anti-glare etched display at $649. The storage medium mattered practically: eMMC read/write speeds are significantly slower than NVMe, affecting game load times. Valve’s decision to use eMMC at the base tier was a cost control measure that allowed the $399 price point to exist while acknowledging that serious players would likely opt for the higher tiers or use a fast microSD card.

Model	Storage	Type	Launch Price
Steam Deck 64 GB	64 GB	eMMC	$399
Steam Deck 256 GB	256 GB	NVMe SSD	$529
Steam Deck 512 GB	512 GB	NVMe SSD	$649

Source: TechSpot, launch specifications, February 2022.

The Steam Deck OLED: Valve Iterates on Its Own Revolution

In November 2023, Valve released the Steam Deck OLED, a revised model that kept the core AMD silicon but introduced significant display and battery improvements. According to Game Developer, the OLED revision brought battery life estimates up to 3–12 hours compared with the original’s 2–8, while the OLED panel delivered deeper blacks and improved color compared with the original LCD. Two models were offered: 512 GB at $549 and 1 TB at $649. Valve simultaneously discounted the original LCD models, effectively repositioning the product line around the OLED as the new standard. Our in-depth Steam Deck OLED long-term review covers how that refresh holds up under extended daily use.

The Steam Deck OLED was not a new product — it was Valve’s statement that the platform had legs, and that iteration would be the cadence, not replacement.

Steam Deck vs. the Competition: Where the Handheld PC Market Landed

Inside the making of the Steam Deck: Valve’s handheld gaming revolution, one of the least-discussed design choices is also one of the most strategically important — Valve positioned it as a PC, not a console. This distinction matters because it defines the competitive frame. The Steam Deck does not compete with the Nintendo Switch on Nintendo’s terms; it competes by offering access to a library of thousands of PC games that a Switch cannot touch. Competitors like the ASUS ROG Ally and Lenovo Legion Go have since entered the handheld PC space, largely validating the category Valve created. Those Windows-based devices offer different tradeoffs around software openness versus compatibility, and have pushed Valve to continue refining SteamOS’s compatibility and performance.

Device	OS	APU	Display	Starting Price
Steam Deck OLED	SteamOS 3.0 (Linux)	AMD Zen 2 / RDNA 2	7.4″ OLED 90 Hz	$549
Nintendo Switch 2	Nintendo OS	Custom NVIDIA	8″ LCD 120 Hz	$449
ASUS ROG Ally X	Windows 11	AMD Ryzen Z1 Extreme	7″ IPS 120 Hz	$799

Specifications sourced from manufacturer listings and contemporary hardware reviews. Prices reflect U.S. launch retail.

What Steam Deck 2 Tells Us About Valve’s Long-Term Hardware Vision

By April 2026, Valve’s long-term hardware intentions had become clearer. According to a Hypebeast report from April 2026, Valve programmer Pierre-Loup Griffais confirmed the company is actively developing Steam Deck 2, but is deliberately waiting for silicon that can deliver a significant performance leap without trading away battery life. Griffais noted that the next-generation device’s architecture will pull direct lessons from Valve’s broader hardware lineage, including the Steam Controller and the original Steam Deck’s design history — the same learning-loop philosophy that produced the original device. This is consistent with Valve’s stated philosophy that meaningful generational jumps matter more than frequent minor refreshes.

Valve’s willingness to wait for the right silicon rather than ship on a fixed calendar is the clearest signal that the Steam Deck has graduated from experiment to platform.

The broader gaming hardware landscape in 2026 is one that Valve’s work helped reshape. The concept of a PC-class handheld with a curated software experience is no longer a novelty — it is a recognized product category. For players interested in where that hardware trajectory intersects with the wider gaming ecosystem, our PlayStation 5 Pro review offers a useful point of comparison for how competing platforms are handling mid-generation hardware iteration.

Good to KnowPierre-Loup Griffais has been Valve’s most publicly visible engineering voice on Steam Deck hardware. His April 2026 comments confirming Steam Deck 2 development represent the clearest official statement yet that the platform will receive a true successor rather than incremental OLED-style refreshes.

The Legacy of Valve’s Handheld: What the Steam Deck Actually Changed

Inside the making of the Steam Deck: Valve’s handheld gaming revolution, the most important outcome may not be the device itself but what it proved was possible. Before February 2022, the conventional wisdom held that a handheld gaming PC capable of running a full desktop library was either too expensive, too hot, or too power-hungry to be viable as a consumer product. The Steam Deck disproved all three assumptions simultaneously. It proved that a custom AMD APU at handheld power budgets could drive modern games at playable settings. It proved that a Linux-based OS with a good compatibility layer could be invisible to the average player. And it proved there was substantial consumer demand for the category, a fact that competitors including ASUS, Lenovo, and MSI have since validated with their own devices.

The Steam Deck also changed Valve’s own identity. The company that spent years as primarily a software and distribution platform had become a hardware manufacturer with a credible product line, an iterative upgrade path in the OLED, and a confirmed next-generation successor in development. That arc — from failed Steam Machines in 2015 to a market-defining handheld in 2022 to a confirmed Steam Deck 2 in 2026 — is one of the more remarkable turnarounds in recent gaming hardware history. For a detailed look at how the current OLED model performs in everyday use, see our Steam Deck OLED long-term review.

Limitations of This ArticleThis article covers hardware design history and publicly confirmed specifications. It does not cover per-game compatibility details, modding or third-party software installation guides, or repair and warranty specifics. For real-time game compatibility status, Valve’s official Steam Deck Verified program is the authoritative reference.

Frequently Asked Questions

Why did Valve choose Linux instead of Windows for the Steam Deck?

Valve chose Linux because it gave the company full control over the software stack, update cadence, and power management — things that Microsoft’s Windows licensing and architecture would have complicated. The Proton compatibility layer, developed over years before the Steam Deck launched, meant that Linux could run most Windows Steam games without developer involvement. Windows also carries a licensing cost that would have increased hardware prices or compressed margins.

What is the custom AMD APU inside the Steam Deck?

The Steam Deck’s APU is codenamed “Aerith” internally. According to Tom’s Hardware’s review, it features a 4-core, 8-thread Zen 2 CPU running at up to 3.5 GHz boost, paired with 8 RDNA 2 compute units. The chip operates at a configurable TDP between 4 and 15 watts, which lets SteamOS balance performance against battery life dynamically.

How is the Steam Deck OLED different from the original?

The Steam Deck OLED, released in November 2023, keeps the same AMD silicon as the original but replaces the 7-inch 60 Hz LCD with a 7.4-inch 90 Hz OLED panel. Battery capacity increased, improving estimated runtime from 2–8 hours to 3–12 hours depending on load. Two storage configurations were offered: 512 GB at $549 and 1 TB at $649.

Is Valve making a Steam Deck 2?

Yes. Valve programmer Pierre-Loup Griffais publicly confirmed in April 2026 that the company is developing Steam Deck 2, per Hypebeast’s April 2026 report. Valve is specifically waiting for silicon that can deliver a meaningful performance improvement without sacrificing battery life — the team has stated it is not interested in a minor spec refresh.

What happened to the earlier Steam Machines and how did they influence the Steam Deck?

Steam Machines, released in 2015, were third-party Linux PCs sold to bring Steam into the living room. They failed commercially due to fragmented hardware, limited game compatibility, and weak retail presence. Valve carried forward the key insight — that SteamOS and a compatibility layer for Windows games could enable a compelling experience — and applied it with full hardware control in the Steam Deck. The earlier failure effectively served as an R&D phase for everything the Steam Deck got right.

Can the Steam Deck be used as a desktop PC?

Yes. SteamOS 3.0 includes a “Desktop Mode” that exposes the underlying Arch Linux environment. Users can connect the Steam Deck to a monitor, keyboard, and mouse — or use Valve’s official docking station — to use it as a full Linux desktop. Third-party software, browsers, and non-Steam applications can be installed in Desktop Mode, making the device functionally a portable PC beyond its gaming identity.