Older portable SSDs often throttled (slowed down) when they got hot, causing video recording to fail. The latest generation of these drives utilizes updated controllers (often the Phison PS5 E8 or similar low-power NVMe controllers) that manage heat much more efficiently. This allows them to sustain write speeds above 1,000 MB/s, which is the minimum requirement for comfortable 4K video editing and high-bitrate raw photo bursts.
When studios advertise a "4K update," they often simply upscale the master. That is not the case with . This is a native 4K remaster sourced from the original camera RAW files. ssis256 4k updated
: Look for V30 (Video Speed Class 30) and U3 (UHS Speed Class 3) ratings, which guarantee a minimum sustained write speed of 30MB/s, essential for 4K capture. Older portable SSDs often throttled (slowed down) when
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