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SanDisk Extreme 100MB/s UHS-I U3 V30 A1 64GB microSDXC Card Review

SanDisk Extreme 100MB/s UHS-I U3 V30 A1 64GB microSDXC Memory Card

Introduction

The SanDisk Extreme 64GB microSDXC card has been updated with 100MB/s read speed and the new App Performance Class rating A1s. Write speed is rated at 60MB/s. The card also carries the Video Speed Class V30 rating, as well as the UHS Speed Class U3. It can sustain at least 30MB/s continuous write speed for recording HD and 4K video. The Extreme 100MB/s microSD cards are offered in 32, 64, 128 and 256GB capacities. This review is for the 64GB capacity microSDXC card model SDSQXAF-064G-GN6MA with UPC 619659155971.

SanDisk Extreme 100MB/s UHS-I U3 V30 A1 64GB microSDXC Memory Card Back

Performance

The A1-rated Extreme 100MB/s microSDXC card was benchmarked in several memory card readers. In testing, the sequential read speed reached up to 99.5 MB/s, practially reaching its 100MB/s rating. The sequential write speed peaked at 72.6 MB/s, comfortably above the 60MB/s write speed quoted by SanDisk. The 64GB A1-rated card performed similarly to the non-A1 Extreme 90MB/s U3 V30 64GB microSDXC card tested previously.

Card: SanDisk Extreme 100MB/s A1 microSDXC 64GB
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

SanDisk Extreme 100MB/s A1 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 Professional Workflow SR2 UHS-II99.53372.60692.36354.9539.1832242.03.289803.09.1062223.23.351818.2
Lexar LRWM04U-7000 UHS-II Reader99.52371.46892.28654.6409.4292302.03.284801.710.0092443.73.320810.7
SanDisk Extreme Pro SD UHS-II USB-C Reader99.29771.89488.40753.4206.3391547.72.460600.56.8261666.62.619639.3
SanDisk Extreme Pro SD UHS-II Reader/Writer99.27872.36588.43653.3586.1981513.22.504611.46.8231665.92.667651.2
Sony S1 High Speed UHS-II Reader/Writer99.26972.33688.27653.5965.9251446.72.418590.26.4981586.42.540620.2
Delkin Black Rugged Card Reader99.17570.52188.08752.5646.0281471.72.449598.06.3921560.52.530617.6
SanDisk Extreme Pro UHS-II SD Reader/Writer98.18172.10292.88655.7109.4432305.43.316809.79.9982440.93.374823.6
Transcend Multi-Card Reader RDF998.05371.79192.30154.3049.5252325.43.268797.99.9942439.93.320810.6
ProMaster Professional Dual Card Reader SD UHS-II97.89771.50791.90454.4809.5142322.73.282801.310.0442452.23.322811.0
Kingston FCR-HS4 Card Reader97.84271.25492.08753.6409.4662311.13.266797.310.0152445.13.304806.7
Delkin Dual Slot SD UHS-II and CF Card Reader97.82471.31792.50153.7559.4762313.43.234789.610.0012441.83.321810.8
Lexar Professional Dual Slot UHS-II Card Reader97.79771.23092.53252.4379.5632334.63.909954.310.0942464.43.933960.1
Delkin Travel Reader97.68771.65889.96253.3419.4372303.93.311808.39.9782436.03.312808.6
Delkin Universal Memory Card Reader97.54271.88490.84653.4311.257307.02.753672.21.214296.32.948719.6
Transcend Multi-Card Reader RDF8 Black97.47871.64990.95253.8518.5532088.23.630886.19.5462330.63.965968.0
Delkin Multi-Card CFast SD UHS-II microSD Reader97.44272.37092.20953.5259.4952318.13.283801.610.0872462.63.335814.3
Kingston MobileLite G4 UHS-II97.41571.77191.76854.8999.4982318.83.354818.910.0392451.03.401830.2
Lexar C1 USB-C microSD Reader97.10871.24488.98153.4116.8231665.82.603635.67.2501770.02.741669.3
Verbatim USB-C Pocket Card Reader96.71471.54689.22655.3258.8372157.52.818688.19.7992392.32.900708.0
Lexar LRWM03U-7000 UHS-I microSD Reader96.05071.86588.86254.8997.8611919.24.4191078.98.2022002.54.5411108.7
Transcend SD Card Reader RDF5 Black95.83972.46188.99355.5356.3601552.62.517614.46.5371595.92.648646.6
SanDisk ImageMate All-In-One USB 3.094.60371.46880.08451.4094.7761165.92.273554.94.8911194.12.283557.4
Lexar LRWM05U-7000 UHS-II microSD Reader93.85871.23087.26554.0238.9922195.42.926714.39.5892341.02.991730.2
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader93.58971.65887.01954.6588.8532161.42.880703.19.6822363.92.932715.8

The 64GB Extreme 100MB/s A1 microSDXC card has been tested in digital cameras. More results will be added to the table below as more cameras are tested.

SanDisk Extreme 100MB/s A1 microSDXC 64GB
Tested in Camera
Write Speed
(MB/s)
Sony A965.5
Nikon D750062.6

Cameras tested with this card: Nikon D7500, Sony A9

The following table contains information encoded in the SD card.

SanDisk Extreme 100MB/s A1 microSDXC 64GB microSD — Internal Card Information
Serial number (PSN)1943831603
Product Name (PNM)AFGCE
Product Revision8.0
Manufacturer ID (MID)0x000003
OEM ID (OID)SD
Manufacture Date (MDT)04/2017
Total capacity63,864,569,856 bytes

Available sizes and prices

Compare prices on the SanDisk Extreme 100MB/s A1 microSD card. The lowest prices are highlighted in the table below. Prices are updated daily.

CardSize
GB
Lowest
$ / GB
Prices
AmazonB&H PhotoAdorama
SanDisk Extreme 100MB/s A1 microSD32$0.59$18.99$18.99
SanDisk Extreme 100MB/s A1 microSD64$0.50$31.99$31.99
SanDisk Extreme 100MB/s A1 microSD128$0.51$64.94