Wccftech published a review on the Crucial T700 Gen5 and T500 Gen4 NVMe SSDs
A quote from the article:
Earlier this year, we got our first taste of the latest PCIe Gen5 NVMe SSDs, offering up to 10,000 MB/s read and write capabilities. These drives were first but we knew that faster drives would be entering the market sooner or later as the technology matured.Crucial T700 Gen5 and T500 Gen4 NVMe SSDs Review