Sony Halts Most Memory Cards as AI Storage Demand Soars

Sony Japan has paused orders for nearly all of its CFexpress and SD memory cards, a move that highlights just how severely artificial intelligence (AI) data center growth is straining the global flash storage supply chain. What might look like a niche camera-accessory story is actually a warning sign for photographers, filmmakers, PC enthusiasts, and anyone who relies on removable solid-state storage.

This article explores what Sony’s suspension means, why AI is at the center of the problem, which specific cards are affected, and how creators can adapt until supply stabilizes.

What Exactly Did Sony Announce?

In late March 2026, Sony Japan posted a notice on its product information pages stating that it would no longer accept orders in Japan for most of its CFexpress and SD memory card lineup, effective March 27.

According to reporting that translated and summarized the Japanese announcement, Sony cited:

• a global shortage of semiconductor memory
• other supply chain pressures
• an expectation that demand will outpace supply for the foreseeable future

In practical terms, that means:

• Authorized dealers in Japan cannot place new orders for most Sony CFexpress and SD cards.
• Consumers cannot order those cards from the Sony Store in Japan.
• No restart date has been promised; Sony says it will monitor the situation and update its product pages later.

Existing inventory at retailers can still be sold while stocks last, but once those units are gone, there will be no immediate restocking of the suspended models in Japan.

Which Memory Cards Are Affected – And Which Survive?

Sony’s decision covers almost its entire photography and video memory card portfolio in Japan. The suspension spans both professional-grade and mainstream products, which suggests the supply problem is systemic rather than confined to niche high-performance media.

CFexpress: Type A and Type B Hit Hard

CFexpress has become the go-to media for many modern hybrid and cinema cameras because it provides the bandwidth needed for high-bitrate 4K, 6K, and even 8K recording. Sony’s popular Alpha and FX series cameras, for example, lean heavily on CFexpress Type A cards.

Reports based on Sony’s Japanese notice indicate that the pause affects nearly every CFexpress product except one:

• CFexpress Type A: All capacities in the TOUGH series (from around 240GB up to nearly 2TB) are suspended.
• CFexpress Type B: High-end TOUGH cards in common capacities (such as 240GB and 480GB) are suspended.
• Still available: A single 960GB CFexpress Type B card line remains orderable in Japan.

The survival of one mid-to-large capacity Type B card suggests Sony may be conserving limited controller and NAND inventory for a strategic SKU that serves key professional workflows while reducing overall manufacturing load.

SD Cards: From Flagship TOUGH to Entry-Level Lines

Secure Digital (SD) cards, spanning SDHC/SDXC, remain the most common removable storage format for cameras and many portable devices. Sony’s SD portfolio includes rugged TOUGH cards aimed at high-end users, mid-range lines, and more affordable mainstream cards.

The suspension extends across almost all these tiers:

• TOUGH SD cards: High-performance V90-rated cards in capacities such as 64GB, 128GB, and 256GB are suspended.
• Mid-range SD cards: V60 SDXC cards in typical capacities (128GB, 256GB, 512GB) are also on hold.
• Lower-end SD cards: Even some V30 cards, often used by enthusiasts and hobbyists, are affected.
• Still available: Only the entry-level SF-UZ series UHS-I SD cards continue to be sold.

In other words, Sony’s SD output in Japan has effectively been reduced to a single budget-oriented series with modest performance, not ideal for demanding video work.

Why AI Is Being Blamed for a Camera Storage Crisis

The core of the story is not just that Sony is struggling to make enough memory cards; it’s that AI has radically shifted where flash memory is going. Instead of being used predominantly in phones, PCs, and removable media, an ever-growing share of NAND flash is being swallowed by large-scale data centers that power generative AI and machine learning workloads.

Data Centers Are Soaking Up Flash

Industry analysts have been warning about tight NAND and DRAM supply as AI accelerates. TrendForce, a major semiconductor market research firm, reported that demand for server SSDs for AI data centers surged through 2023–2024 as hyperscalers expanded storage to feed GPU clusters and high-bandwidth accelerators.¹ That demand competes directly with the flash used in consumer and professional storage products.

At the same time, the big NAND manufacturers (such as Samsung, Kioxia, Micron, SK hynix, and Western Digital) had previously cut production during a period of oversupply and weak pricing. As AI workloads escalated faster than expected, the supply cuts collided with new demand, setting up a classic shortage scenario.

AI Training Workloads Are Storage-Hungry

Training large language models (LLMs) and other AI systems requires petabytes of high-throughput, low-latency storage to feed GPUs. For example, NVIDIA’s AI platform documentation highlights that modern AI clusters use extensive NVMe SSD arrays to deliver the bandwidth needed to keep accelerators saturated.² That means thousands of SSDs per data center, repeated across many regions.

When large operators decide to build or expand such clusters, they place massive bulk orders for enterprise SSDs. Flash manufacturers naturally prioritize those high-volume, high-value contracts, leaving fewer wafers and controller components available for lower-margin segments like removable media.

Supply Chain Complexity and Legacy Quotas

Beyond AI, the memory card crunch is shaped by broader semiconductor dynamics:

• Limited wafer capacity: NAND fabrication requires specialized production lines. Reallocating capacity is slow and costly.
• Controller IC shortages: Memory cards integrate controllers that manage wear leveling, error correction, and performance. These controllers are subject to their own supply constraints.
• Conservative forecasts: After a demand slump in 2022–2023, many manufacturers were cautious about ramping production back up. AI demand then spiked faster than expected, creating a lag.

Sony does not fabricate NAND itself; it buys flash and controllers and then designs and validates its memory cards. If upstream partners cannot guarantee sufficient supply at viable prices, scaling back production is sometimes the only rational move.

Impact on Photographers, Filmmakers, and Creators

While Sony’s announcement officially applies to orders in Japan, the underlying shortage is global. Even if other regions are not yet seeing official order freezes, constrained supply in one major market can ripple outward, especially for products that share the same global production lines.

Short-Term Effects You May Notice

Depending on where you live and shop, you may encounter:

• Rising prices for Sony-branded cards as remaining stock sells through and distributors anticipate scarcity.
• Longer lead times for replenishing high-capacity or high-performance cards.
• More frequent stock-outs of popular capacities like 128GB and 256GB CFexpress or SD cards.
• Greater reliance on third-party brands as Sony’s share temporarily shrinks.

Professionals who standardize on Sony media for reliability, support, or compatibility verification are likely to feel the pinch first, especially rental houses and production companies that maintain large card inventories.

Why Removable Media Matters More Than Ever

As cameras climb in resolution and bit depth, media requirements have increased dramatically. For instance, 8K and high-frame-rate 4K recording can easily exceed the sustained throughput of older SD cards, pushing more users toward CFexpress or fast V90 SDXC cards.

Organizations such as the Society of Motion Picture and Television Engineers (SMPTE) and camera vendors emphasize the importance of using media that meets or exceeds the camera’s official specifications to avoid dropped frames or recording failures during critical shoots.³ A shortage of vetted, high-performance cards raises the risk that users may resort to untested or lower-quality alternatives.

How to Adapt: Practical Strategies for Creators

While individual users cannot fix global supply chains, they can take steps to reduce disruption. If you rely on Sony CFexpress or SD cards, consider the following tactics.

1. Audit Your Current Media and Usage

Start by understanding what you have and how you use it:

• Count your cards by capacity, speed rating, and card type.
• Estimate how much shooting you do per week or month, and how quickly you turn over cards.
• Identify which shoots truly require top-tier performance (e.g., 4K 120p, 8K RAW) versus those that could run on slower media.

This baseline helps you decide whether you need to buy backup media now or can safely wait.

2. Consider Mixing Brands Carefully

There is no technical requirement to use Sony-branded media in Sony cameras; many third-party cards perform well and are widely used. However, you should:

• Choose reputable manufacturers with a track record in professional media.
• Check your camera maker’s recommended or tested media lists where available.
• Stress-test new cards in non-critical scenarios before relying on them for paid work.

By diversifying your media suppliers, you reduce reliance on any single brand’s supply chain decisions.

3. Optimize Workflows to Use Fewer Cards

You can also adapt your production workflow to stretch existing media further:

• Offload and verify quickly: Use fast card readers and NVMe storage to clear cards between shoots instead of treating them as long-term archives.
• Adjust recording formats: When acceptable, switch from extremely data-heavy codecs to more efficient ones that still meet quality standards for the project.
• Use dual-card strategies: For cameras with dual slots, configure them intelligently (e.g., backup vs. overflow) to balance redundancy and capacity.

Modern backup tools and checksum-based verification help ensure that offloaded footage is safe even when you cycle cards more aggressively.

4. Plan Purchases Ahead of Major Projects

If you have a large production or travel shoot scheduled in the coming months, treat media like any other critical resource that must be secured long in advance. Rather than relying on last-minute purchases at destination retailers, consider:

• Buying additional cards as soon as the project is greenlit.
• Coordinating with rental houses to reserve media well ahead of time.
• Maintaining a small emergency stock of new, unopened cards for worst-case scenarios.

Given the uncertainty around Sony’s restart timeline, assuming “business as usual” on memory cards could be a costly mistake for time-critical shoots.

What Sony’s Move Signals for the Wider Storage Market

Sony is not the first company to feel the squeeze of AI-driven component demand, and it likely won’t be the last. GPU and HBM (high-bandwidth memory) shortages have been widely reported as AI accelerates, but this episode demonstrates that even downstream products like camera media are vulnerable.

Potential Industry Responses

Several medium-term outcomes are plausible:

• Price adjustments: NAND suppliers may raise contract prices as demand outstrips supply, which could push card prices higher.
• Production shifts: Manufacturers might prioritize high-capacity and high-margin products, reducing variety in low-end or niche lines.
• New entrants and partnerships: Some brands may seek alternative suppliers or form joint ventures to secure flash supply.

For camera users, this could mean fewer ultra-budget options but possibly stronger focus on premium, professional media where reliability commands higher margins.

Will the Shortage End Soon?

Historically, semiconductor cycles move in waves: shortages eventually trigger capacity expansions, which can lead to oversupply later. Several memory manufacturers have announced plans to increase production capacity for advanced NAND nodes to serve AI and general-purpose workloads.⁴ However, bringing new capacity online takes time—often years.

In the meantime, companies like Sony may prefer to pause or slim down certain product lines instead of shipping inconsistent or inadequate volumes. The public nature of Sony’s suspension highlights that we are still in the tense phase of this cycle.

Frequently Asked Questions

Does Sony’s suspension apply outside Japan?

Officially, Sony’s announcement pertains to orders placed through its Japanese channels. However, the underlying flash shortage is global, and inventory and pricing in other regions may still be affected as supply chains rebalance.

Are existing Sony memory cards unsafe or defective?

No. The suspension is about future orders and manufacturing, not a quality recall. Existing Sony CFexpress and SD cards remain fully usable and supported.

Can I safely switch to non-Sony CFexpress and SD cards?

Yes, provided you choose reputable brands and confirm that the cards meet your camera’s performance requirements. It’s wise to run reliability tests before using third-party cards on critical shoots.

Why are entry-level SD cards still available?

Entry-level cards typically use different performance bins — and sometimes different controller designs — and carry lower expectations from professional users. Keeping an affordable line available helps Sony continue serving casual customers while conserving scarce high-performance components.

Is AI the only reason for the shortage?

AI data center demand is a major driver, but not the only factor. Previous production cuts, broader semiconductor supply issues, and shifts in consumer electronics demand all play a role.

Bottom Line: AI’s Shadow Over Everyday Storage

Sony’s decision to halt most CFexpress and SD memory card orders in Japan is more than a footnote for photographers. It’s a visible symptom of how AI’s appetite for flash storage is reshaping the entire semiconductor ecosystem, from massive data centers down to the tiny cards in your camera.

For creators, the response should be pragmatic rather than panic-driven: audit your media, diversify suppliers where appropriate, optimize your workflows, and plan ahead for major projects. The market will eventually rebalance, but until then, storage — both inside data centers and inside cameras — will remain a strategic resource instead of a cheap afterthought.