IRDM UHS-I U3 CARD provides reliability and high performance. This card is perfect for users who want to record 4K and slow motion videos, or save high-quality JPEG and RAW photos in fast response modes.

Key features
  • Available capacities:
    64 GB 128 GB
  • UHS-I U3 interface
  • Up to 100 MB/s transfer speed
  • V30 Video Speed Class
  • Perfect for 4K video processing
  • Extreme durability
  • Lifetime warranty

Feel the difference

Using state-of-the-art technology, the IRDM card ensures that your data flows freely. Reaching a maximum of 100 MB/s read and 70 MB/s write, the IRDM card is suitable for any type of task – no matter if you are shooting photos or ripping videos.


With UHS-I U3 speed class and Video V30 speed class, the IRDM card allows you to capture the perfect shot on any device – professional camera, camcorder, drone or other high-end equipment.

Non stop action

Based on the UHS-I interface and U3 speed class, IRDM memory cards deliver maximum performance when reading and writing data. The Video V30 speed class ensures a constant minimum write speed of 30 MB/s and allows you to enjoy the highest quality footage in 24/7 loop recording mode.

Lifetime warranty & endurance

IRDM memory cards will excel in extreme conditions thanks to their carefully selected high-quality components, waterproofing, resistance to shock, X-rays or magnetic radiation. All memory cards in the IRDM series are covered by a lifetime guarantee, as a proof of the care which the Polish manufacturer puts into their production.


64 GB
128 GB

Card standard


Max. transfer

read: up to 100 MB/s
write: up to 70 MB/s

Card dimensions

24,0 x 32,0 x 2,1 mm

Interface speed


Video Class Standard


Operating temperature

-25°C – 85°C (recommended)

Storage temperature

-40°C – 85°C (recommended)

Logistics data

Storage capacity for Goodram/IRDM memory cards and USB is always expressed in decimal values. That means, 1 GB equals 1 000 000 000 bytes. Operating system that use the binary conversion ie. 1 GB equals 1 073 741 824 bytes may show lower storage capacity value than advertised.
64 GB CARD V30 (UHS I U3) 100/40 MB/s IRDM64 GBCardIR-S3A0-0640R125908267911914
128 GB CARD V30 (UHS I U3) 100/70 MB/s IRDM128 GBCardIR-S3A0-1280R125908267911921

Goodram/IRDM reserves the right to change the specification at any time without prior information.

Form factor Size File
Product brochure PDF 0.1 MB
Manual PDF 1 MB
Photos ZIP 7 MB