Blackmagic Disk Speed Test results for M1 Max with 8TB SSD (7,355 MB/s write, 5,507 MB/s read) : r/macbookpro
How to run the Blackmagic Disk Speed test on your Mac - The Verge
Apple's 2019 256GB MacBook Air Includes Slower SSD Than 2018 Model - MacRumors
Tests Reveal M2 MacBook Pro Has Slower SSD Than M1 Version - Mark Ellis Reviews
256GB Mac mini' with M2 chip has fewer chips than the previous generation, so it turns out that SSD speed is slow, 512GB MacBook Pro with M2 Pro also slows down -