The SanDisk Extreme Pro 160MB/s 256GB is the top-level CompactFlash offered by SanDisk. It is both their fastest and largest capacity CompactFlash card currently offered. The Extreme Pro supports UDMA-7 and is rated 160MB/s read speed and 150MB/s write speed according to SanDisk. In addition to the 256GB card reviewed here, this card is also available in 16, 32, 64, 128 GB capacities.
The 256GB capacity can provide hours video recording. The card is rated VPG-65, guaranteeing sustained video recording of at least 65MB/s to allow 4K and Full HD video. It can also be used to hold thousands of images. It would hold over 3,000 50-megapixel RAW images (up to about 85MB each), or over 30,000 20-24 megapixel high-quality JPEG images (at 8.5MB each).
Professional use can subject equipment to harsh environments. The Extreme Pro can operate in temperatures from -13°F to 185°F. The card is internally coated with RTV silicone for vibration and shock resistance. It is backed by a lifetime warranty.
Benchmark tests were performed using several USB 3.0 card readers. The highest read and write speeds were found with the Kingston FCR-HS4 Multi-card Reader: 159.9 MB/s sequential read and 141.6 MB/s sequential write. The write speed was slightly below that of the 32GB version tested previously.
Card: SanDisk Extreme Pro 160MB/s 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
SanDisk Extreme Pro 160MB/s 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Kingston FCR-HS4 Card Reader | 159.893 | 141.566 | 143.949 | 41.852 | 8.708 | 2125.9 | 1.131 | 276.2 | 11.012 | 2688.5 | 1.300 | 317.3 |
Lexar Professional Dual Slot UHS-II Card Reader | 159.213 | 130.876 | 143.138 | 42.778 | 8.617 | 2103.9 | 1.141 | 278.5 | 11.063 | 2700.9 | 1.283 | 313.2 |
Lexar Professional Workflow CFR1 | 158.779 | 141.013 | 106.251 | 41.714 | 7.605 | 1856.8 | 1.134 | 276.9 | 9.372 | 2288.0 | 1.291 | 315.3 |
Transcend Multi-Card Reader RDF9 | 158.707 | 130.387 | 141.746 | 41.977 | 8.595 | 2098.3 | 1.111 | 271.2 | 11.022 | 2690.8 | 1.308 | 319.4 |
SanDisk ImageMate All-In-One USB 3.0 | 157.279 | 124.180 | 68.827 | 42.262 | 4.663 | 1138.5 | 1.044 | 255.0 | 5.173 | 1262.8 | 1.178 | 287.6 |
Lexar Professional Dual Slot Reader | 152.720 | 135.896 | 142.498 | 42.206 | 8.035 | 1961.6 | 1.180 | 288.0 | 9.930 | 2424.3 | 1.337 | 326.3 |
Transcend Multi-Card Reader RDF8 Black | 152.409 | 135.844 | 141.466 | 41.796 | 7.992 | 1951.2 | 1.172 | 286.1 | 9.891 | 2414.7 | 1.332 | 325.2 |
Delkin Universal Memory Card Reader | 152.056 | 130.290 | 141.463 | 42.862 | 7.938 | 1937.9 | 1.193 | 291.4 | 9.927 | 2423.6 | 1.327 | 324.1 |
SanDisk ImageMate Pro Multi-Card Reader/Writer | 149.647 | 118.483 | 138.769 | 40.611 | 6.635 | 1619.9 | 1.056 | 257.8 | 8.375 | 2044.7 | 1.236 | 301.7 |
The Extreme Pro 160MB/s 256GB card will be tested in additional cameras. Its in-camera write speed will be added to the table below.
SanDisk Extreme Pro 160MB/s 256GB Tested in Camera | Write Speed (MB/s) |
---|---|
Canon 5D Mark IV | 109.8 |
Canon 1D X | 94.5 |
Cameras tested with this card: Canon 1D X, Canon 5D Mark IV
The following table contains information about the tested card. Card information including a unique serial number, name (often a model number) and firmware version is encoded in the card. Cards are often engraved or printed with an identifier on the outside, but it is often a batch or lot number and not an individual serial number.
Internal Card Information: SanDisk Extreme Pro 160MB/s 256GB CF | |
---|---|
Serial number | PAZ110114134245 |
Name | SDCFXPS-256G |
Firmware | HDX10.03 |
Highest DMA supported | UDMA7 |
Total capacity | 256,087,425,024 bytes |
External Card Identifiers | |
Printed on end of card | BQ141128022B MADE IN CHINA |
Compare prices on the SanDisk Extreme Pro CF 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 CF | 16 | N/A | Check price | Check price | Check price |
SanDisk Extreme Pro CF | 32 | $1.03 | $32.99 | Check price | $33.99 |
SanDisk Extreme Pro CF | 64 | $0.70 | $44.99 | Check price | $59.99 |
SanDisk Extreme Pro CF | 128 | $0.74 | $94.99 | Check price | $99.99 |
SanDisk Extreme Pro CF | 256 | $0.59 | $149.99 | Check price | $169.99 |