In the Lexar range of CompactFlash memory cards, the Professional 800x is positioned just below the highest-level 1066x card. The 64GB version of this card has a claimed read speed of 120MB/s and write speed of 75MB/s. This differs from the 32GB capacity version which claims only 45MB/s write speed. The 800x card supports up to UDMA 7 protocol for high speed transfers. The card meets VPG 20 specification; Video Performance Guarantee to support at least 20MB/s continuous write speed for recording video streams. Several capacities of this card are available, including 8, 16, 32, 64, 128, 256 and 512 GB.
In benchmark tests in USB 3.0 memory card readers, this Lexar 800x 64GB outperformed its ratings. In the Lexar Professional Workflow CFR1 Card Reader it reached 162.5 MB/s read speed, well past its 120MB/s rating. In fact, this read speed is practically identical to the Lexar 1066x card and is very close to the theoretcial maximum 167MB/s provided by UDMA 7. Write speed also surpassed specification, with 77.5MB/s sequential write speed measured in the CFR1 reader. Additional benchmarks in other readers are displayed below.
Card: Lexar Professional 800x 64GB 64 GB
Benchmark: CrystalDiskMark 3.0.3 x64
Program settings: 1000 MB, 5 passes, random test data
Operating system: Windows 8.1 Pro
Motherboard: Gigabyte GA-Z77X-UD3H
Processor: Intel Core i7-3770K @ 4.40GHz
RAM: 32GB DDR3 1600
|Lexar Professional 800x 64GB 64 GB|
Card Reader Benchmarks
|Lexar Professional Workflow CFR1||162.520||77.534||108.473||36.584||8.131||1985.1||1.029||251.1|
|SanDisk ImageMate All-In-One USB 3.0||160.235||74.068||69.870||37.449||4.867||1188.1||0.935||228.4|
|Lexar Professional Dual Slot UHS-II Card Reader||159.844||75.901||143.569||42.556||8.871||2165.7||1.010||246.5|
|Transcend Multi-Card Reader RDF9||159.771||75.989||144.236||37.756||8.761||2139.0||1.005||245.4|
|Kingston FCR-HS4 Card Reader||159.746||77.198||142.663||34.704||8.755||2137.6||1.012||247.2|
|Transcend Multi-Card Reader RDF8 Black||157.349||76.028||145.150||35.741||8.524||2081.0||1.044||254.8|
|Lexar Professional Dual Slot Reader||157.208||75.770||145.227||42.681||8.518||2079.7||1.044||254.9|
|Delkin Universal Memory Card Reader||154.680||74.669||142.004||44.438||8.159||1992.0||1.045||255.1|
|Kingston Multi-Card Reader FCR-HS3||65.630||68.935||28.999||31.449||8.626||2106.0||1.033||252.2|
One anomaly was the low read speed in the Kingston FCR-HS3 reader.
The 64GB 800x card will be tested in cameras soon. Results to be posted below.
|Lexar Professional 800x 64GB|
Tested in Camera
|Canon 5D Mark IV||71.9|
|Canon 1D X||67.6|
Lexar Professional series memory cards have a limited lifetime warranty.
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: Lexar Professional 800x 64GB CF|
|Name||LEXAR ATA FLASH CARD|
|Highest DMA supported||UDMA7|
|Total capacity||64,030,244,864 bytes|
|External Card Identifiers|
|Engraved on end of card||3230064GBNMAC4114E157F1|
Compare prices on the Lexar Professional 800x card. The lowest prices are highlighted in the table below. Prices are updated daily.
$ / GB
|Lexar Professional 800x CF||8||$3.35||$35.49||Check price||$26.78|
|Lexar Professional 800x CF||16||$1.84||$29.49||Check price||$29.95|
|Lexar Professional 800x CF||32||$0.62||$42.39||Check price||$19.95|
|Lexar Professional 800x CF||64||$0.47||$59.17||Check price||$29.95|
|Lexar Professional 800x CF||128||$0.59||$122.47||Check price||$74.95|
|Lexar Professional 800x CF||256||$0.78||$202.00||Check price||$199.95|
|Lexar Professional 800x CF||512||$0.57||$449.00||Check price||$290.77|