6 SD cards tested. Raspberry Pi 4. Speed test. A1, U1, A2.
6 SD cards tested. Raspberry Pi 4. Speed test. A1, U1, A2.
Raspberry Pi OS 32 bit not Overclocked
Results. Amazon links below
Kingston 64GB Canvas Go plus A2
Sequential write speed 32251 KB/sec (target 10000) - PASS
Random write speed 1521 IOPS (target 500) - PASS
Random read speed 3621 IOPS (target 1500) - PASS
Magix 16GB A1
Sequential write speed 29574 KB/sec (target 10000) - PASS
Random write speed 847 IOPS (target 500) - PASS
Random read speed 3056 IOPS (target 1500) - PASS
Sandisk 64GB Extreme A2 From GoPro
Sequential write speed 32204 KB/sec (target 10000) - PASS
Random write speed 894 IOPS (target 500) - PASS
Random read speed 2077 IOPS (target 1500) - PASS
Samsung EVO 32GB
Sequential write speed 24871 KB/sec (target 10000) - PASS
Random write speed 626 IOPS (target 500) - PASS
Random read speed 3513 IOPS (target 1500) - PASS
Magix 32GB
Sequential write speed 14021 KB/sec (target 10000) - PASS
Random write speed 1188 IOPS (target 500) - PASS
Random read speed 3333 IOPS (target 1500) - PASS
Netac 5 FALSE A1
Sequential write speed 36900 KB/sec (target 10000) - PASS
Random write speed 257 IOPS (target 500) - FAIL
Random read speed 1365 IOPS (target 1500) - FAIL
Amazon links:
Magix 32GB
https://amzn.to/2NYn3uo
Magix 16GB
https://amzn.to/3gEJUb1
Kingston 64GB A2
https://amzn.to/2NTnkPm
Samsung Evo 32GB
https://amzn.to/3gqNgOA
Samsung 64GB A2
https://amzn.to/3iz8YBG
Netac (are you sure!)
Fake A1 micro sd cards? Amazon Prime misleading description. Raspberry Pi 4. Netac Vs Magix.
https://youtu.be/xARTzwozWhU
Video links
SD card Slot Vs USB 3.1 SD card reader. Raspberry Pi 4 8GB. A2 SD Card Speed test.
https://youtu.be/HT2mxX7TjR0
Should you get an A2 class sd card? Raspberry Pi 4 8GB. A1 Vs A2. Application Performance Class.
https://youtu.be/FSOZXTp2T-U
USB stick running Raspbian. Speed test. Raspberry Pi 4.
https://youtu.be/w6lM0tyFtOk
Raspbian speed test. USB Boot. SD card Vs SSD Vs Physical HDD Raspberry Pi 4. Diagnostics
https://youtu.be/kZcg87QprLQ
Speed test. Sata to USB 3 Cables. Raspberry Pi 4. SSD USB boot.
https://youtu.be/cdKZ2DXRCcA
Speed test Low cost SSDs. Raspberry Pi 4.
https://youtu.be/cS5GHv9EDwk
Raspberry Pi 4 Raspbian and more (200 plus videos)
https://www.youtube.com/playlist?list=PLMJAjiTgBtFnaITgDfjTnsL9RlnyPTl7M