The Extreme Pro UHS-II U3 64GB microSDXC card brings the latest UHS-II interface to the microSD format, offering up to 275MB/s read speed according to SanDisk. The card is rated U3 for at least 30MB/s continuous recording of HD and 4K video. Extreme Pro UHS-II micro SD cards are offered in 64 and 128GB capacities. The 64GB microSDXC card is tested in this review.
A microSD UHS-II reader is included with Extreme Pro UHS-II microSD cards. A separate review and tests of the included SanDisk microSD UHS-II card reader (SDDR-339) is available.
In benchmark tests the UHS-II Extreme Pro reached up to 264.9 MB/s sequential read speed. The write speed measured up to at 106.5MB/s. A UHS-II device is required to reach the highest speeds. In UHS-I devices the card is limited to UHS-I speed. In UHS-I card readers the card reached up to 95.8MB/s read and 82.7MB/s write speeds.
Card: SanDisk Extreme Pro UHS-II 275MB/s 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
SanDisk Extreme Pro UHS-II 275MB/s 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
SanDisk Extreme Pro SD UHS-II USB-C Reader | 290.746 | 106.671 | 205.262 | 1.167 | 12.810 | 3127.4 | 1.175 | 286.8 | 14.579 | 3559.2 | 1.488 | 363.2 |
SanDisk Extreme Pro SD UHS-II Reader/Writer | 290.143 | 106.910 | 205.774 | 1.058 | 12.963 | 3164.9 | 0.870 | 212.4 | 14.702 | 3589.4 | 1.060 | 258.7 |
SanDisk ImageMate Pro Multi-Card Reader/Writer | 290.022 | 106.747 | 203.421 | 0.991 | 9.610 | 2346.3 | 1.035 | 252.8 | 12.710 | 3103.1 | 1.055 | 257.7 |
Delkin Black Rugged Card Reader | 287.517 | 106.899 | 200.776 | 0.997 | 11.618 | 2836.3 | 1.103 | 269.3 | 13.203 | 3223.4 | 1.068 | 260.8 |
SanDisk Extreme Pro UHS-II USB-C Reader SDDR-409 | 286.731 | 106.671 | 201.817 | 0.999 | 12.446 | 3038.5 | 0.938 | 229.0 | 14.862 | 3628.5 | 1.466 | 357.9 |
Hama USB Type-C 3.1 UHS-II SD Card Reader | 266.847 | 111.468 | 198.041 | 0.935 | 14.256 | 3480.6 | 1.071 | 261.5 | 17.656 | 4310.4 | 1.480 | 361.3 |
Sony S1 High Speed UHS-II Reader/Writer | 266.644 | 106.878 | 195.149 | 1.057 | 12.528 | 3058.5 | 0.998 | 243.7 | 15.564 | 3799.8 | 1.226 | 299.3 |
Lexar LRWM04U-7000 UHS-II Reader | 264.859 | 106.239 | 198.667 | 0.991 | 12.780 | 3120.1 | 0.931 | 227.4 | 14.755 | 3602.3 | 0.782 | 191.0 |
Lexar Professional Workflow SR2 UHS-II | 262.867 | 106.282 | 196.532 | 0.924 | 12.649 | 3088.2 | 0.953 | 232.7 | 14.796 | 3612.2 | 0.854 | 208.6 |
Hama USB 3.0 UHS-II SD Card Reader | 254.108 | 106.357 | 193.890 | 1.131 | 11.920 | 2910.1 | 1.295 | 316.2 | 15.777 | 3851.9 | 0.835 | 203.8 |
Delkin Dual Slot SD UHS-II and CF Card Reader | 242.586 | 105.332 | 178.050 | 1.031 | 12.953 | 3162.3 | 0.971 | 237.0 | 15.996 | 3905.3 | 0.803 | 196.0 |
Kingston FCR-HS4 Card Reader | 239.729 | 106.142 | 178.223 | 0.931 | 13.537 | 3305.0 | 1.150 | 280.8 | 16.034 | 3914.5 | 0.887 | 216.6 |
Lexar Professional Dual Slot UHS-II Card Reader | 239.592 | 105.459 | 176.599 | 1.057 | 13.515 | 3299.5 | 0.761 | 185.7 | 16.048 | 3918.0 | 0.821 | 200.5 |
SanDisk microSD UHS-II USB 3.0 Reader | 239.374 | 105.586 | 184.296 | 1.050 | 11.705 | 2857.6 | 0.874 | 213.5 | 14.421 | 3520.7 | 1.405 | 343.1 |
Transcend Multi-Card Reader RDF9 | 238.856 | 106.303 | 176.510 | 0.943 | 12.378 | 3021.9 | 1.045 | 255.2 | 15.808 | 3859.3 | 0.941 | 229.8 |
DriverGenius USB 3.1(G1) / 3.0 UHS-II SD Card Reader | 236.619 | 106.088 | 181.119 | 0.964 | 9.710 | 2370.6 | 0.958 | 233.9 | 14.226 | 3473.1 | 1.021 | 249.2 |
SanDisk Extreme Pro UHS-II SD Reader/Writer | 235.212 | 106.185 | 175.225 | 0.944 | 12.806 | 3126.3 | 0.837 | 204.4 | 15.817 | 3861.7 | 0.796 | 194.2 |
Kingston MobileLite G4 UHS-II | 234.896 | 105.385 | 175.080 | 1.057 | 13.242 | 3232.9 | 0.959 | 234.2 | 16.070 | 3923.3 | 0.838 | 204.7 |
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader | 232.758 | 105.906 | 184.971 | 0.954 | 11.769 | 2873.3 | 0.794 | 193.9 | 14.358 | 3505.3 | 0.843 | 205.8 |
Lexar LRWM05U-7000 UHS-II microSD Reader | 232.294 | 106.465 | 183.961 | 1.129 | 11.763 | 2871.9 | 0.826 | 201.8 | 14.269 | 3483.7 | 0.762 | 186.1 |
Delkin Multi-Card CFast SD UHS-II microSD Reader | 215.934 | 106.045 | 174.095 | 0.998 | 14.612 | 3567.4 | 0.987 | 240.9 | 16.975 | 4144.2 | 1.167 | 284.9 |
Lexar C1 USB-C microSD Reader | 96.120 | 81.830 | 83.289 | 0.778 | 7.283 | 1778.1 | 1.052 | 256.7 | 8.059 | 1967.6 | 0.976 | 238.2 |
SanDisk MobileMate USB 3.0 Reader | 96.023 | 79.721 | 81.231 | 0.804 | 5.540 | 1352.6 | 1.324 | 323.3 | 6.457 | 1576.5 | 0.962 | 234.7 |
Delkin Travel Reader | 95.804 | 80.990 | 84.870 | 0.807 | 9.281 | 2265.8 | 0.640 | 156.3 | 10.785 | 2633.0 | 0.741 | 181.0 |
Transcend Multi-Card Reader RDF8 Black | 95.734 | 81.620 | 87.033 | 0.844 | 8.716 | 2128.0 | 0.628 | 153.3 | 10.670 | 2605.1 | 0.808 | 197.3 |
Delkin Universal Memory Card Reader | 95.534 | 82.650 | 86.788 | 0.888 | 8.577 | 2094.1 | 0.722 | 176.2 | 10.693 | 2610.7 | 0.660 | 161.2 |
Transcend SD Card Reader RDF5 Black | 94.757 | 80.846 | 85.236 | 0.780 | 6.669 | 1628.1 | 0.868 | 212.0 | 7.268 | 1774.5 | 0.634 | 154.8 |
Lexar LRWM03U-7000 UHS-I microSD Reader | 94.671 | 81.392 | 84.674 | 0.779 | 7.807 | 1906.0 | 1.018 | 248.4 | 9.570 | 2336.3 | 0.723 | 176.5 |
SanDisk ImageMate All-In-One USB 3.0 | 93.916 | 79.013 | 77.114 | 0.743 | 5.046 | 1232.0 | 0.902 | 220.1 | 5.283 | 1289.8 | 0.771 | 188.1 |
The 64GB Extreme Pro UHS-II microSD card will be tested in cameras, and the results will be posted in the chart below.
SanDisk Extreme Pro UHS-II 275MB/s microSDXC 64GB Tested in Camera | Write Speed (MB/s) |
---|---|
Sony A9 | 104.2 |
Canon EOS R | 100.2 |
Olympus E-M1 II | 93.6 |
Canon Rebel T7i | 80.1 |
Canon 77D | 79.8 |
Canon 5D Mark IV | 78.6 |
Canon EOS M5 | 77.5 |
Nikon D7500 | 77.2 |
Nikon D5600 | 76.2 |
Fuji X-T3 | 74.0 |
Panasonic GH5 | 72.0 |
Nikon Coolpix P1000 | 34.1 |
Cameras tested with this card: Canon EOS R, Canon 5D Mark IV, Canon 77D, Canon EOS M5, Canon Rebel T7i, Fuji X-T3, Nikon D7500, Nikon D5600, Nikon Coolpix P1000, Olympus E-M1 II, Panasonic GH5, Sony A9
The following table contains information encoded in the SD card.
SanDisk Extreme Pro UHS-II 275MB/s microSDXC 64GB microSD — Internal Card Information | |
---|---|
Serial number (PSN) | 3669782050 |
Product Name (PNM) | SP2BN |
Product Revision | 3.0 |
Manufacturer ID (MID) | 0x000003 |
OEM ID (OID) | PT |
Manufacture Date (MDT) | 05/2016 |
Total capacity | 64,189,628,416 bytes |
Compare prices on the SanDisk Extreme Pro 275MB/s UHS-II 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 | |||
SanDisk Extreme Pro 275MB/s UHS-II microSD | 64 | $1.06 | $68.13 | Check price | Check price |
SanDisk Extreme Pro 275MB/s UHS-II microSD | 128 | $0.94 | $119.99 | Check price | Check price |