Corsair EX400U CSSD-EX400U1TB 1 TB
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Corsair CSSD-EX400U1TB 1 TB2 TB | |||||||||||||||||||||||||||
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Always clarify the specifications and configuration of the product with the online store manager before purchasing.


Corsair EX400U CSSD-EX400U1TB configurations
Price for Corsair EX400U CSSD-EX400U1TB | ||||
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![]() | Corsair EX400U CSSD-EX400U1TB 1 TB | from £122.99 | 1 offer | |
![]() | Corsair EX400U CSSD-EX400U2TB 2 TB | from £189.98 | 2 offers |
The fastest portable SSD on the market?
The external SSD market offers an incredible variety: from budget universal models to miniature drives the size of a flash drive and shock-resistant solutions. However, if you need a truly fast external drive, capable of competing with stationary NVMe drives of the 4th and 5th generation, the choice becomes significantly narrower, and the price increases. One of the few representatives of this class is the Corsair EX400U.
USB4 port with 40 Gbps bandwidth
It is equipped with a USB C interface with a bandwidth of 40 Gbps, providing an impressive data transfer speed: up to 4000 MB/s for reading and 3600 MB/s for writing. This is one of the fastest portable SSDs on the market. Such a level of performance is achieved through the use of USB4 with built-in support for Thunderbolt 4. Meanwhile, the drive is compatible with older devices — laptops, PCs, or gadgets with earlier versions of USB C. However, in such cases, the speed will depend on your port's capabilities, so don't expect miracles from outdated hardware.
Magnetic mount for those who love shooting on iPhone in ProRes
The highlight of the Corsair EX400U is not only its speed potential but also its thoughtful design. The compact body, just 64 mm wide, easily fits in a pocket, and the MagSafe magnetic connector adds practicality — the SSD can be magnetically attached to an iPhone. The manufacturer clearly designed this as a solution for those who shoot videos in ProRes format and face storage issues on their devices. With the EX400U, you can record large files directly onto the drive, bypassing internal memory, which sounds like a dream for mobile filming enthusiasts.
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