SanDisk 256GB Extreme PRO SDXC UHS-I Memory Card - C10, U3, V30, 4K UHD, SD Card - SDSDXXD-256G-GN4IN, Dark gray/Black

I purchased the 128gb version at a good price. It writes at 60 MB/s and reads at 90 MB/sI tested the cards and they tested real so I'm happyIf you're interested here are the results of the testF3 probe 8.0Copyright (C) 2010 Digirati Internet LTDA.This is free software; see the source for copying conditions.WARNING: Probing normally takes from a few seconds to 15 minutes, butit can take longer. Please be patient.Good news: The device `/dev/sdb' is the real thingDevice geometry:*Usable* size: 119.08 GB (249737216 blocks)Announced size: 119.08 GB (249737216 blocks)Module: 128.00 GB (2^37 Bytes)Approximate cache size: 0.00 Byte (0 blocks), need-reset=noPhysical block size: 512.00 Byte (2^9 Bytes)Probe time: 27.78sOperation: total time / count = avg timeRead: 526.4ms / 4817 = 109usWrite: 26.30s / 4192321 = 6usReset: 1us / 1 = 1us

Lightning ship. Professional packaging. Great communication. I am a previous Sandisk user, therefore I am aware as to how good their product is. This was purchased for a 2025 C8 Corvette PDR system = Performance Data Recorder. I am confident that even though I have not used it as of yet, but I am confident that it will be perfect. Will recommend highly.As far as for Longevity including usage!! Time will tell and I will update if any changes occur.A JOB WELL ORCHESTRATED FROM START TO FINISH.Just perfect! Thank you.Anthony. HBurlington, MA.

San Disk makes great memory cards. This one holds 128 gb, which is great for the photo expeditions I've been taking recently. I have re-formatted this disk many times after completing a photo shoot, with no degradation in image quality.

It’s an SD card. Same as most others with slightly less capacity than rated, but again that is typical of most memory. Fits my Nikon DSLR’s and works well with them. Solid, quality card for cameras. Has plenty of capacity for a day of shooting hours of Raw files.

Good quality as described for me to capture 4K video. I did not see any drop frame after reviewing and processing the video.

Got this for a low memory laptop and it gave the additional space needed.

Not really much to say here other than it's a good memory card. It is my current largest capacity memory card for my camera. And I use it pretty much every day. Be sure to double check that your camera or device is compatible with the specifications of this card it is a high-end device. And some older devices may not correctly recognize it. I have not encountered that myself but that doesn't mean that someone out there won't.

I've been using the SanDisk Extreme 128GB microSD card with my action camera, and it's been fantastic. The read speeds are up to 160MB/s and write speeds up to 90MB/s, making it ideal for recording 4K UHD videos without any lag or dropped frames. Transferring large files is quick and efficient.