The Samsung PRO microSDXC 64GB memory card offers UHS-I high-performance storage for action cameras, smartphones and tables. The card is rated UHS Speed Class 3 (U3) making it suitable for 4K and HD video recording because it can maintain at least 30MB/s continuous write speed. Samsung claims the card offers up to 90MB/s read and 80MB/s write speeds. Samsung PRO microSD cards are offered in 16, 32 and 64 GB capacities. The 64GB microSDXC card (MB-MG64EA/AM) is tested in this review.
The Samsung PRO microSD cards were introduced in 2014, and updated in late 2015 with the new U3 speed designation.
The 64GB card tested for this review was made in Korea. The back of the card has the product code MB-M64D. Samsung PRO memory cards have a 10-year warranty.
The 64GB Samsung PRO microSD card was benchmarked in USB 3.0 card readers. The highest sequential read speed was 97.8 MB/s in the Lexar Professional Workflow SR2 UHS-II card reader, comfortably above the 90MB/s read speed claim made by Samsung. The highest write speed benchmark was 80.0 MB/s, the same as the claimed, in the Lexar microSD card reader.
Card: Samsung PRO microSDXC 64GB
Benchmark: CrystalDiskMark 3.0.3 x64
Program settings: 1000 MB, 5 passes, random test data
Operating system: Windows 10 Pro
Motherboard: Gigabyte GA-Z77X-UD3H
Processor: Intel Core i7-3770K @ 4.40GHz
RAM: 32GB DDR3 1600
Samsung PRO microSDXC 64GB Card Reader Benchmarks | Seq. Read 1000MB MB/s | Seq. Write 1000MB MB/s | Rand. Read 512KB MB/s | Rand. Write 512KB MB/s | Rand. Read 4KB MB/s QD1 | Rand. Read 4KB IOPS QD1 | Rand. Write 4KB MB/s QD1 | Rand. Write 4KB IOPS QD1 | Rand. Read 4KB MB/s QD32 | Rand. Read 4KB IOPS QD32 | Rand. Write 4KB MB/s QD32 | Rand. Write 4KB IOPS QD32 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Lexar LRWM04U-7000 UHS-II Reader | 97.788 | 79.204 | 86.402 | 11.503 | 7.675 | 1873.7 | 2.884 | 704.2 | 9.541 | 2329.4 | 1.652 | 403.3 |
Lexar Professional Workflow SR2 UHS-II | 97.788 | 78.793 | 85.794 | 13.804 | 7.717 | 1883.9 | 2.807 | 685.2 | 9.479 | 2314.2 | 2.089 | 509.9 |
SanDisk Extreme Pro UHS-II USB-C Reader SDDR-409 | 97.624 | 79.661 | 81.325 | 12.047 | 5.950 | 1452.6 | 2.189 | 534.5 | 6.985 | 1705.4 | 1.432 | 349.7 |
Sony S1 High Speed UHS-II Reader/Writer | 97.615 | 79.516 | 82.335 | 10.467 | 5.924 | 1446.2 | 2.174 | 530.7 | 6.783 | 1656.0 | 1.671 | 407.9 |
SanDisk Extreme Pro SD UHS-II Reader/Writer | 97.615 | 78.610 | 82.633 | 8.071 | 5.923 | 1445.9 | 1.095 | 267.4 | 6.839 | 1669.6 | 1.239 | 302.5 |
Delkin Black Rugged Card Reader | 97.542 | 79.335 | 82.070 | 11.437 | 6.006 | 1466.4 | 2.277 | 555.8 | 6.689 | 1633.0 | 1.637 | 399.5 |
Delkin Multi-Card CFast SD UHS-II microSD Reader | 96.032 | 79.222 | 86.033 | 12.778 | 7.988 | 1950.3 | 2.808 | 685.6 | 9.668 | 2360.3 | 1.766 | 431.3 |
Kingston MobileLite G4 UHS-II | 95.936 | 79.174 | 86.345 | 11.797 | 7.661 | 1870.3 | 2.888 | 705.1 | 9.580 | 2338.8 | 2.132 | 520.6 |
SanDisk Extreme Pro UHS-II SD Reader/Writer | 95.857 | 79.126 | 86.161 | 10.777 | 7.618 | 1859.8 | 2.882 | 703.7 | 9.512 | 2322.4 | 2.106 | 514.2 |
Lexar Professional Dual Slot UHS-II Card Reader | 95.848 | 78.545 | 86.132 | 10.935 | 7.605 | 1856.8 | 2.637 | 643.9 | 9.469 | 2311.8 | 1.617 | 394.9 |
Lexar C1 USB-C microSD Reader | 95.813 | 79.096 | 82.960 | 10.891 | 6.541 | 1596.8 | 2.312 | 564.6 | 7.366 | 1798.2 | 1.752 | 427.7 |
Delkin Dual Slot SD UHS-II and CF Card Reader | 95.804 | 78.480 | 85.738 | 12.159 | 7.617 | 1859.5 | 2.814 | 687.0 | 9.439 | 2304.4 | 1.732 | 422.8 |
Transcend Multi-Card Reader RDF9 | 95.629 | 78.545 | 85.682 | 11.419 | 7.683 | 1875.8 | 2.825 | 689.8 | 9.370 | 2287.6 | 1.942 | 474.2 |
Kingston FCR-HS4 Card Reader | 95.629 | 79.072 | 86.147 | 13.407 | 7.677 | 1874.3 | 2.791 | 681.3 | 9.628 | 2350.7 | 1.934 | 472.2 |
Delkin Travel Reader | 95.308 | 78.834 | 83.663 | 12.100 | 7.614 | 1858.9 | 2.872 | 701.1 | 9.570 | 2336.4 | 1.886 | 460.3 |
SanDisk ImageMate Pro Multi-Card Reader/Writer | 94.594 | 77.897 | 81.004 | 11.223 | 5.615 | 1370.9 | 2.164 | 528.2 | 6.799 | 1659.9 | 1.685 | 411.4 |
Delkin Universal Memory Card Reader | 94.313 | 79.114 | 84.244 | 13.215 | 7.214 | 1761.1 | 2.557 | 624.2 | 8.989 | 2194.5 | 1.729 | 422.1 |
Lexar LRWM03U-7000 UHS-I microSD Reader | 93.732 | 79.959 | 82.960 | 12.066 | 6.708 | 1637.8 | 2.891 | 705.9 | 8.221 | 2007.0 | 2.050 | 500.6 |
Transcend SD Card Reader RDF5 Black | 93.531 | 79.365 | 82.646 | 11.426 | 6.087 | 1486.2 | 2.344 | 572.4 | 6.710 | 1638.1 | 1.574 | 384.2 |
SanDisk ImageMate All-In-One USB 3.0 | 92.688 | 77.926 | 75.474 | 12.516 | 4.692 | 1145.5 | 1.975 | 482.2 | 4.976 | 1214.9 | 1.461 | 356.6 |
SanDisk microSD UHS-II USB 3.0 Reader | 92.443 | 78.275 | 80.898 | 12.957 | 7.404 | 1807.6 | 2.657 | 648.6 | 9.177 | 2240.5 | 1.564 | 381.8 |
Lexar LRWM05U-7000 UHS-II microSD Reader | 92.410 | 78.357 | 81.058 | 9.974 | 7.353 | 1795.1 | 2.578 | 629.5 | 9.062 | 2212.5 | 1.851 | 451.9 |
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader | 91.755 | 77.552 | 80.805 | 12.266 | 7.203 | 1758.5 | 2.555 | 623.8 | 9.069 | 2214.1 | 1.549 | 378.1 |
The 64GB PRO microSD card will be tested for write speed in cameras. When results are available they will be posted in the table below.
Samsung PRO microSDXC 64GB Tested in Camera | Write Speed (MB/s) |
---|---|
Canon 77D | 71.2 |
Canon Rebel T7i | 71.0 |
Canon 5D Mark IV | 70.4 |
Sony A9 | 69.8 |
Nikon D7500 | 69.6 |
Canon EOS M5 | 66.2 |
Nikon D5600 | 62.0 |
Olympus E-M1 II | 40.9 |
Panasonic GH5 | 38.2 |
Cameras tested with this card: Canon 5D Mark IV, Canon 77D, Canon EOS M5, Canon Rebel T7i, Nikon D7500, Nikon D5600, Olympus E-M1 II, Panasonic GH5, Sony A9
The following table contains information encoded in the SD card.
Samsung PRO microSDXC 64GB microSD — Internal Card Information | |
---|---|
Serial number (PSN) | 447743007 |
Product Name (PNM) | 00000 |
Product Revision | 1.0 |
Manufacturer ID (MID) | 0x00001b |
OEM ID (OID) | SM |
Manufacture Date (MDT) | 08/2015 |
Total capacity | 64,021,856,256 bytes |
Internally, the Samsung PRO card is identified by OEM ID (OID) "SM" and manufacturer ID (MID) 0x00001b, indicating Samsung as the manufacturer. The card capacity is just over 64 billion bytes. The card tested in this review was produced August, 2015 according to the card register.
Compare prices on the Samsung PRO microSD card. The lowest prices are highlighted in the table below. Prices are updated daily.
Card | Size GB | Lowest $ / GB | Prices | ||
---|---|---|---|---|---|
Amazon | B&H Photo | Adorama | |||
Samsung PRO microSD | 16 | N/A | Check price | Check price | Check price |
Samsung PRO microSD | 32 | $0.94 | $29.95 | Check price | Check price |
Samsung PRO microSD | 64 | N/A | Check price | Check price | Check price |