YMTC PC550 Review: A PCIe 5.0 SSD Built for Cool, Compact PCs

The 1TB YMTC PC550 hit 11,712MB/s sequential read in testing, above its 10,500MB/s rating. Under a 30-minute combined load it stayed below 50°C, suiting laptops and mini PCs.

• Rated up to 10,500MB/s read, 9,500MB/s write and 1,300K IOPS
• CrystalDiskMark measured 11,712MB/s read and 9,501MB/s write
• Average out-of-cache write speed over 1TB reached 2,002MB/s
• Stayed under 50°C during 30 minutes of gaming load