Western Digital Unveils 4 TB SD Card: The World’s Largest Capacity to Date

### Western Digital Unleashes a Game-Changer: The First 4TB SD Card!

Hey there! Have you heard the latest buzz in the tech world? Well, let me fill you in. Western Digital is turning heads this week with something that sounds straight out of a tech enthusiast’s dream – they’re previewing the industry’s very first 4 TB SD card. Yep, you read that right. **4 terabytes**. They’re showcasing this beast at the NAB trade show, a playground for broadcasters and content creators, and it’s slated for commercial release in 2025.

### SanDisk’s Goliath: Not Just Big, But Fast and Ready for the Future

This isn’t just any SD card. Western Digital’s SanDisk Extreme Pro SDUC 4 TB SD card is stepping up to meet the Secure Digital Ultra Capacity standard (SDUC), pushing boundaries with capabilities of up to 128TB. Imagine carrying around a small card that can store an entire library of 4K, or even 8K, videos!

But what’s speed got to do with it? Everything. This card uses the Ultra High Speed-I (UHS-I) interface, proudly wears the speed Class 10 badge, and boasts a minimum speed of 10 MB/s. Now here’s the kicker – in UHS104 mode, it can hit data transfer rates of 104 MB/s. Plus, for the videographers out there drooling over the idea of 8K footage, it’s also rated for Video Speed Class V30, supporting a minimum sequential write speed of 30 MB/s.

### A Peek Under the Hood: What Powers the 4TB Colossus?

Curiosity is killing the cat, I know. What magical tech enables this massive storage? While Western Digital plays their cards close to the chest about the NAND inside the SanDisk Extreme Pro SDUC 4 TB SD card, it’s likely they’re eyeing their forthcoming BiCS 9 NAND for this role. High capacity meets forward-thinking technology.

And because we know the tech world loves to push boundaries, there’s speculation that this card will also embrace the off-spec DDR200/DDR208 mode. This would allow even higher transfer rates than the standard UHS-I, thanks to double data rate signaling. Given that Western Digital’s current-gen cards already support this mode, its continuation in future products wouldn’t just be surprising; it’d be expected.

### Playing the Guessing Game: Pricing the 4TB Behemoth

Now, onto the million-dollar question (or hopefully, not quite that much) – how much will it cost? While Western Digital keeps that detail under wraps, a quick glance at the price tag of a 1 TB SanDisk Extreme Pro card could offer some clues. If a 1TB card goes for $140, just imagine the possibilities.

So, what do you think? Is this the future of storage for content creators, vloggers, and tech enthusiasts alike? Or is it the beginning of an era where “insufficient storage space” becomes a phrase of the past? We might not have all the answers now, but one thing’s for sure – the tech world is in for some exciting times ahead.

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