Lexar Professional 1000x UHS-II SD cards offer up to 150MB/s transfer speed. The stated speed is for reading data from the card. Writing to the card is limited to 80MB/s. The card is rated UHS Speed Class 3 (U3) to support at least 30MB/s continuous write speed for recording 4K video. Lexar 1000x UHS-II cards are available in 16, 32, 64, 128 and 256GB capacities. The 256GB SDXC card tested in this review is model LSD256CRBNA1000 Rev C with UPC 650590186501. The card is made in Korea.
In order to get the full speed from this card the UHS-II interface must be used. The card is backards compatible in UHS-I and Standard SD devices, but will operate at lower speed. It supports SDR104 mode in UHS-I.
To test performance of the Lexar 1000x UHS-II 256GB card, it was benchmarked in several card readers. The highest sequential read speed in UHS-II card readers reached 156.5 MB/s, just above the 150MB/s stated read speed. Its write speed in UHS-II card readers measured 95.7 MB/s, surpassing the 80 MB/s write speed claim. In UHS-I card readers, the 1000x 256GB card reached up to 93.6 MB/s read and 78.9 MB/s write speed. This is the performance that it is capable of when used in UHS-I devices.
Card: Lexar Professional 1000x UHS-II 256GB
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
Lexar Professional 1000x UHS-II 256GB 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader | 156.504 | 92.827 | 137.376 | 3.127 | 10.451 | 2551.5 | 1.292 | 315.3 | 10.240 | 2500.0 | 1.291 | 315.1 |
SanDisk Extreme Pro SD UHS-II Reader/Writer | 156.434 | 92.402 | 135.794 | 1.544 | 10.188 | 2487.2 | 1.308 | 319.4 | 10.321 | 2519.7 | 1.327 | 323.9 |
SanDisk Extreme Pro UHS-II SD Reader/Writer | 156.317 | 95.734 | 140.713 | 1.892 | 11.695 | 2855.2 | 1.315 | 321.1 | 11.102 | 2710.4 | 1.297 | 316.7 |
DriverGenius USB 3.1(G1) / 3.0 UHS-II SD Card Reader | 156.178 | 92.614 | 136.741 | 2.090 | 8.181 | 1997.3 | 1.256 | 306.6 | 9.992 | 2439.3 | 1.293 | 315.6 |
Lexar LRWM04U-7000 UHS-II Reader | 156.108 | 90.231 | 138.815 | 1.871 | 11.097 | 2709.2 | 1.385 | 338.0 | 10.495 | 2562.3 | 1.333 | 325.5 |
SanDisk Extreme Pro SD UHS-II USB-C Reader | 156.085 | 87.549 | 135.975 | 1.502 | 10.565 | 2579.4 | 1.301 | 317.5 | 9.985 | 2437.7 | 1.277 | 311.8 |
ProMaster Professional Dual Card Reader SD UHS-II | 155.992 | 92.794 | 140.970 | 1.857 | 11.365 | 2774.6 | 1.311 | 320.1 | 12.033 | 2937.7 | 1.322 | 322.8 |
Delkin Dual Slot SD UHS-II and CF Card Reader | 155.992 | 92.475 | 141.205 | 1.502 | 11.973 | 2923.1 | 1.341 | 327.4 | 10.981 | 2680.8 | 1.301 | 317.7 |
Delkin Multi-Card CFast SD UHS-II microSD Reader | 155.945 | 87.688 | 141.581 | 1.491 | 11.761 | 2871.4 | 1.297 | 316.7 | 11.109 | 2712.2 | 1.306 | 318.8 |
Kingston MobileLite G4 UHS-II | 155.899 | 95.690 | 141.158 | 1.659 | 11.606 | 2833.5 | 1.307 | 319.0 | 11.271 | 2751.8 | 1.306 | 318.9 |
Kingston FCR-HS4 Card Reader | 155.760 | 90.558 | 142.806 | 1.673 | 11.983 | 2925.5 | 1.330 | 324.6 | 11.549 | 2819.7 | 1.312 | 320.2 |
Transcend Multi-Card Reader RDF9 | 155.737 | 92.639 | 141.980 | 2.449 | 12.011 | 2932.4 | 1.306 | 319.0 | 11.279 | 2753.7 | 1.289 | 314.6 |
Sony S1 High Speed UHS-II Reader/Writer | 155.621 | 85.174 | 133.499 | 2.499 | 9.918 | 2421.4 | 1.299 | 317.2 | 9.615 | 2347.5 | 1.298 | 317.0 |
Lexar Professional Dual Slot UHS-II Card Reader | 155.575 | 88.012 | 142.616 | 1.831 | 11.892 | 2903.3 | 1.314 | 320.8 | 10.664 | 2603.5 | 1.292 | 315.4 |
Lexar Professional Workflow SR2 UHS-II | 155.460 | 88.086 | 140.318 | 2.946 | 12.084 | 2950.2 | 1.369 | 334.3 | 10.560 | 2578.2 | 1.369 | 334.3 |
Hama USB 3.0 UHS-II SD Card Reader | 155.391 | 79.426 | 138.086 | 1.861 | 9.194 | 2244.6 | 1.374 | 335.4 | 10.314 | 2518.1 | 1.369 | 334.2 |
Hama USB Type-C 3.1 UHS-II SD Card Reader | 155.138 | 87.069 | 131.245 | 2.116 | 11.106 | 2711.4 | 1.385 | 338.2 | 10.936 | 2669.9 | 1.318 | 321.8 |
SanDisk Extreme Pro UHS-II USB-C Reader SDDR-409 | 154.954 | 85.029 | 128.489 | 2.120 | 10.097 | 2465.2 | 1.248 | 304.8 | 10.059 | 2455.8 | 1.251 | 305.5 |
SanDisk ImageMate Pro Multi-Card Reader/Writer | 154.475 | 83.866 | 137.148 | 1.536 | 8.703 | 2124.8 | 1.298 | 316.8 | 9.215 | 2249.8 | 1.329 | 324.4 |
Transcend Multi-Card Reader RDF8 Black | 93.799 | 76.999 | 89.947 | 1.866 | 9.255 | 2259.5 | 1.178 | 287.5 | 7.968 | 1945.4 | 1.176 | 287.0 |
Delkin Universal Memory Card Reader | 93.564 | 78.852 | 88.217 | 1.309 | 8.806 | 2150.0 | 1.163 | 284.1 | 8.413 | 2054.0 | 1.172 | 286.0 |
Transcend SD Card Reader RDF5 Black | 93.066 | 77.828 | 87.596 | 1.875 | 6.300 | 1538.2 | 1.117 | 272.7 | 5.878 | 1435.0 | 1.125 | 274.6 |
Delkin Travel Reader | 92.770 | 75.901 | 86.631 | 0.938 | 9.991 | 2439.1 | 1.258 | 307.1 | 9.305 | 2271.7 | 1.229 | 300.1 |
SanDisk ImageMate All-In-One USB 3.0 | 90.130 | 76.819 | 77.993 | 1.428 | 4.931 | 1203.8 | 1.055 | 257.5 | 4.759 | 1161.8 | 1.055 | 257.5 |
The Lexar 1000x card was also tested in various cameras. Its average write speed during continuous shooting is shown in the table below. In some cameras the card performed worse than expected. These include the Canon 77D and Panasonic GH5. More digital camera results will be added as additional camera models are tested.
Lexar Professional 1000x UHS-II 256GB Tested in Camera | Write Speed (MB/s) |
---|---|
Sony A9 | 72.8 |
Canon Rebel T7i | 66.7 |
Nikon D7500 | 64.2 |
Fuji X-T3 | 49.0 |
Canon EOS R | 42.9 |
Canon EOS M5 | 35.8 |
Canon 77D | 31.2 |
Panasonic GH5 | 25.9 |
Nikon Coolpix P1000 | 16.6 |
Cameras tested with this card: Canon EOS R, Canon 77D, Canon EOS M5, Canon Rebel T7i, Fuji X-T3, Nikon D7500, Nikon Coolpix P1000, Panasonic GH5, Sony A9
Lexar Professional series memory cards are covered by a limited lifetime warranty.
The following table contains information encoded in the SD card.
Lexar Professional 1000x UHS-II 256GB SD — Internal Card Information | |
---|---|
Serial number (PSN) | 103088845 |
Product Name (PNM) | 6BCHP |
Product Revision | 0.5 |
Manufacturer ID (MID) | 0x000028 |
OEM ID (OID) | BE |
Manufacture Date (MDT) | 12/2016 |
Total capacity | 256,421,920,768 bytes |
Compare prices on the Lexar Professional 1000x SD 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 | |||
Lexar Professional 1000x SD UHS-II | 16 | N/A | Check price | Check price | Check price |
Lexar Professional 1000x SD UHS-II | 32 | $1.41 | $44.99 | Check price | Check price |
Lexar Professional 1000x SD UHS-II | 64 | $0.74 | $47.40 | Check price | Check price |
Lexar Professional 1000x SD UHS-II | 128 | $0.43 | $54.95 | Check price | Check price |
Lexar Professional 1000x SD UHS-II | 256 | $0.35 | $89.99 | Check price | Check price |